20936916

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1$

素因数の和:131

約数の個数: 216

約数和(自身を含む): 73198944

約数和(自身を除く): 52262028

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 13, 14, 18, 21, 22, 26, 28, 33, 36, 39, 42, 44, 49, 52, 63, 66, 77, 78, 83, 84, 91, 98, 99, 117, 126, 132, 143, 147, 154, 156, 166, 182, 196, 198, 231, 234, 249, 252, 273, 286, 294, 308, 332, 364, 396, 429, 441, 462, 468, 498, 539, 546, 572, 581, 588, 637, 693, 747, 819, 858, 882, 913, 924, 996, 1001, 1078, 1079, 1092, 1162, 1274, 1287, 1386, 1494, 1617, 1638, 1716, 1743, 1764, 1826, 1911, 2002, 2156, 2158, 2324, 2548, 2574, 2739, 2772, 2988, 3003, 3234, 3237, 3276, 3486, 3652, 3822, 4004, 4067, 4316, 4851, 5148, 5229, 5478, 5733, 6006, 6391, 6468, 6474, 6972, 7007, 7553, 7644, 8134, 8217, 9009, 9702, 9711, 10458, 10956, 11466, 11869, 12012, 12201, 12782, 12948, 14014, 15106, 16268, 16434, 18018, 19173, 19404, 19422, 20916, 21021, 22659, 22932, 23738, 24402, 25564, 28028, 30212, 32868, 35607, 36036, 36603, 38346, 38844, 42042, 44737, 45318, 47476, 48804, 52871, 57519, 63063, 67977, 71214, 73206, 76692, 83083, 84084, 89474, 90636, 105742, 106821, 115038, 126126, 134211, 135954, 142428, 146412, 158613, 166166, 178948, 211484, 213642, 230076, 249249, 252252, 268422, 271908, 317226, 332332, 402633, 427284, 475839, 498498, 536844, 581581, 634452, 747747, 805266, 951678, 996996, 1163162, 1495494, 1610532, 1744743, 1903356, 2326324, 2990988, 3489486, 5234229, 6978972, 10468458, 20936916]

約数ペア:

[(1, 20936916), (2, 10468458), (3, 6978972), (4, 5234229), (6, 3489486), (7, 2990988), (9, 2326324), (11, 1903356), (12, 1744743), (13, 1610532), (14, 1495494), (18, 1163162), (21, 996996), (22, 951678), (26, 805266), (28, 747747), (33, 634452), (36, 581581), (39, 536844), (42, 498498), (44, 475839), (49, 427284), (52, 402633), (63, 332332), (66, 317226), (77, 271908), (78, 268422), (83, 252252), (84, 249249), (91, 230076), (98, 213642), (99, 211484), (117, 178948), (126, 166166), (132, 158613), (143, 146412), (147, 142428), (154, 135954), (156, 134211), (166, 126126), (182, 115038), (196, 106821), (198, 105742), (231, 90636), (234, 89474), (249, 84084), (252, 83083), (273, 76692), (286, 73206), (294, 71214), (308, 67977), (332, 63063), (364, 57519), (396, 52871), (429, 48804), (441, 47476), (462, 45318), (468, 44737), (498, 42042), (539, 38844), (546, 38346), (572, 36603), (581, 36036), (588, 35607), (637, 32868), (693, 30212), (747, 28028), (819, 25564), (858, 24402), (882, 23738), (913, 22932), (924, 22659), (996, 21021), (1001, 20916), (1078, 19422), (1079, 19404), (1092, 19173), (1162, 18018), (1274, 16434), (1287, 16268), (1386, 15106), (1494, 14014), (1617, 12948), (1638, 12782), (1716, 12201), (1743, 12012), (1764, 11869), (1826, 11466), (1911, 10956), (2002, 10458), (2156, 9711), (2158, 9702), (2324, 9009), (2548, 8217), (2574, 8134), (2739, 7644), (2772, 7553), (2988, 7007), (3003, 6972), (3234, 6474), (3237, 6468), (3276, 6391), (3486, 6006), (3652, 5733), (3822, 5478), (4004, 5229), (4067, 5148), (4316, 4851)]