20071844397

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{353}}^1$

素因数の和:488

約数の個数: 144

約数和(自身を含む): 35179455168

約数和(自身を除く): 15107610771

約数列:

[1, 3, 9, 11, 19, 33, 37, 43, 57, 99, 111, 129, 171, 209, 333, 353, 361, 387, 407, 473, 627, 703, 817, 1059, 1083, 1221, 1419, 1591, 1881, 2109, 2451, 3177, 3249, 3663, 3883, 3971, 4257, 4773, 6327, 6707, 7353, 7733, 8987, 11649, 11913, 13061, 13357, 14319, 15179, 15523, 17501, 20121, 23199, 26961, 30229, 34947, 35739, 39183, 40071, 45537, 46569, 52503, 60363, 69597, 73777, 80883, 90687, 117549, 120213, 127433, 136611, 139707, 143671, 146927, 157509, 166969, 170753, 221331, 248159, 272061, 288401, 332519, 382299, 431013, 440781, 500907, 512259, 561623, 574351, 663993, 744477, 865203, 997557, 1146897, 1293039, 1322343, 1401763, 1502721, 1536777, 1684869, 1723053, 2233431, 2595609, 2729749, 2992671, 3172411, 4205289, 4715021, 5054607, 5169159, 5479619, 6177853, 6317861, 8189247, 9517233, 10670837, 12615867, 14145063, 16438857, 18533559, 18953583, 24567741, 28551699, 32012511, 42435189, 49316571, 51865231, 55600677, 56860749, 60275809, 96037533, 117379207, 155595693, 180827427, 202745903, 352137621, 466787079, 542482281, 608237709, 1056412863, 1824713127, 2230204933, 6690614799, 20071844397]

約数ペア:

[(1, 20071844397), (3, 6690614799), (9, 2230204933), (11, 1824713127), (19, 1056412863), (33, 608237709), (37, 542482281), (43, 466787079), (57, 352137621), (99, 202745903), (111, 180827427), (129, 155595693), (171, 117379207), (209, 96037533), (333, 60275809), (353, 56860749), (361, 55600677), (387, 51865231), (407, 49316571), (473, 42435189), (627, 32012511), (703, 28551699), (817, 24567741), (1059, 18953583), (1083, 18533559), (1221, 16438857), (1419, 14145063), (1591, 12615867), (1881, 10670837), (2109, 9517233), (2451, 8189247), (3177, 6317861), (3249, 6177853), (3663, 5479619), (3883, 5169159), (3971, 5054607), (4257, 4715021), (4773, 4205289), (6327, 3172411), (6707, 2992671), (7353, 2729749), (7733, 2595609), (8987, 2233431), (11649, 1723053), (11913, 1684869), (13061, 1536777), (13357, 1502721), (14319, 1401763), (15179, 1322343), (15523, 1293039), (17501, 1146897), (20121, 997557), (23199, 865203), (26961, 744477), (30229, 663993), (34947, 574351), (35739, 561623), (39183, 512259), (40071, 500907), (45537, 440781), (46569, 431013), (52503, 382299), (60363, 332519), (69597, 288401), (73777, 272061), (80883, 248159), (90687, 221331), (117549, 170753), (120213, 166969), (127433, 157509), (136611, 146927), (139707, 143671)]