20630951572

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{293}}^1\times {\mathrm{2969}}^1$

素因数の和:3302

約数の個数: 108

約数和(自身を含む): 46337043060

約数和(自身を除く): 25706091488

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 121, 154, 196, 242, 293, 308, 484, 539, 586, 847, 1078, 1172, 1694, 2051, 2156, 2969, 3223, 3388, 4102, 5929, 5938, 6446, 8204, 11858, 11876, 12892, 14357, 20783, 22561, 23716, 28714, 32659, 35453, 41566, 45122, 57428, 65318, 70906, 83132, 90244, 130636, 141812, 145481, 157927, 228613, 248171, 290962, 315854, 359249, 457226, 496342, 581924, 631708, 718498, 869917, 914452, 992684, 1436996, 1600291, 1737197, 1739834, 2514743, 3200582, 3474394, 3479668, 5029486, 6089419, 6401164, 6948788, 9569087, 10058972, 12178838, 17603201, 19138174, 24357676, 35206402, 38276348, 42625933, 66983609, 70412804, 85251866, 105259957, 133967218, 170503732, 210519914, 267934436, 421039828, 468885263, 736819699, 937770526, 1473639398, 1875541052, 2947278796, 5157737893, 10315475786, 20630951572]

約数ペア:

[(1, 20630951572), (2, 10315475786), (4, 5157737893), (7, 2947278796), (11, 1875541052), (14, 1473639398), (22, 937770526), (28, 736819699), (44, 468885263), (49, 421039828), (77, 267934436), (98, 210519914), (121, 170503732), (154, 133967218), (196, 105259957), (242, 85251866), (293, 70412804), (308, 66983609), (484, 42625933), (539, 38276348), (586, 35206402), (847, 24357676), (1078, 19138174), (1172, 17603201), (1694, 12178838), (2051, 10058972), (2156, 9569087), (2969, 6948788), (3223, 6401164), (3388, 6089419), (4102, 5029486), (5929, 3479668), (5938, 3474394), (6446, 3200582), (8204, 2514743), (11858, 1739834), (11876, 1737197), (12892, 1600291), (14357, 1436996), (20783, 992684), (22561, 914452), (23716, 869917), (28714, 718498), (32659, 631708), (35453, 581924), (41566, 496342), (45122, 457226), (57428, 359249), (65318, 315854), (70906, 290962), (83132, 248171), (90244, 228613), (130636, 157927), (141812, 145481)]