20717194212

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{349}}^1\times {\mathrm{887}}^1$

素因数の和:1283

約数の個数: 216

約数和(自身を含む): 62109028800

約数和(自身を除く): 41391834588

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 39, 44, 52, 66, 78, 99, 117, 132, 143, 156, 169, 198, 234, 286, 338, 349, 396, 429, 468, 507, 572, 676, 698, 858, 887, 1014, 1047, 1287, 1396, 1521, 1716, 1774, 1859, 2028, 2094, 2574, 2661, 3042, 3141, 3548, 3718, 3839, 4188, 4537, 5148, 5322, 5577, 6084, 6282, 7436, 7678, 7983, 9074, 9757, 10644, 11154, 11517, 11531, 12564, 13611, 15356, 15966, 16731, 18148, 19514, 22308, 23034, 23062, 27222, 29271, 31932, 33462, 34551, 34593, 39028, 40833, 46068, 46124, 49907, 54444, 58542, 58981, 66924, 69102, 69186, 81666, 87813, 99814, 103779, 117084, 117962, 126841, 138204, 138372, 149721, 149903, 163332, 175626, 176943, 199628, 207558, 235924, 253682, 299442, 299806, 309563, 351252, 353886, 380523, 415116, 449163, 449709, 507364, 530829, 598884, 599612, 619126, 648791, 707772, 761046, 898326, 899418, 928689, 1061658, 1141569, 1238252, 1297582, 1349127, 1522092, 1648933, 1796652, 1798836, 1857378, 1946373, 2123316, 2283138, 2595164, 2698254, 2786067, 3297866, 3405193, 3714756, 3892746, 4024319, 4566276, 4946799, 5396508, 5572134, 5839119, 6595732, 6810386, 7785492, 8048638, 9893598, 10215579, 11144268, 11678238, 12072957, 13620772, 14840397, 16097276, 19787196, 20431158, 23356476, 24145914, 29680794, 30646737, 36218871, 40862316, 44267509, 48291828, 52316147, 59361588, 61293474, 72437742, 88535018, 104632294, 122586948, 132802527, 144875484, 156948441, 177070036, 209264588, 265605054, 313896882, 398407581, 470845323, 531210108, 575477617, 627793764, 796815162, 941690646, 1150955234, 1593630324, 1726432851, 1883381292, 2301910468, 3452865702, 5179298553, 6905731404, 10358597106, 20717194212]

約数ペア:

[(1, 20717194212), (2, 10358597106), (3, 6905731404), (4, 5179298553), (6, 3452865702), (9, 2301910468), (11, 1883381292), (12, 1726432851), (13, 1593630324), (18, 1150955234), (22, 941690646), (26, 796815162), (33, 627793764), (36, 575477617), (39, 531210108), (44, 470845323), (52, 398407581), (66, 313896882), (78, 265605054), (99, 209264588), (117, 177070036), (132, 156948441), (143, 144875484), (156, 132802527), (169, 122586948), (198, 104632294), (234, 88535018), (286, 72437742), (338, 61293474), (349, 59361588), (396, 52316147), (429, 48291828), (468, 44267509), (507, 40862316), (572, 36218871), (676, 30646737), (698, 29680794), (858, 24145914), (887, 23356476), (1014, 20431158), (1047, 19787196), (1287, 16097276), (1396, 14840397), (1521, 13620772), (1716, 12072957), (1774, 11678238), (1859, 11144268), (2028, 10215579), (2094, 9893598), (2574, 8048638), (2661, 7785492), (3042, 6810386), (3141, 6595732), (3548, 5839119), (3718, 5572134), (3839, 5396508), (4188, 4946799), (4537, 4566276), (5148, 4024319), (5322, 3892746), (5577, 3714756), (6084, 3405193), (6282, 3297866), (7436, 2786067), (7678, 2698254), (7983, 2595164), (9074, 2283138), (9757, 2123316), (10644, 1946373), (11154, 1857378), (11517, 1798836), (11531, 1796652), (12564, 1648933), (13611, 1522092), (15356, 1349127), (15966, 1297582), (16731, 1238252), (18148, 1141569), (19514, 1061658), (22308, 928689), (23034, 899418), (23062, 898326), (27222, 761046), (29271, 707772), (31932, 648791), (33462, 619126), (34551, 599612), (34593, 598884), (39028, 530829), (40833, 507364), (46068, 449709), (46124, 449163), (49907, 415116), (54444, 380523), (58542, 353886), (58981, 351252), (66924, 309563), (69102, 299806), (69186, 299442), (81666, 253682), (87813, 235924), (99814, 207558), (103779, 199628), (117084, 176943), (117962, 175626), (126841, 163332), (138204, 149903), (138372, 149721)]