20468366968

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{463}}^1\times {\mathrm{41549}}^1$

素因数の和:42044

約数の個数: 64

約数和(自身を含む): 46270080000

約数和(自身を除く): 25801713032

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 463, 532, 926, 1064, 1852, 3241, 3704, 6482, 8797, 12964, 17594, 25928, 35188, 41549, 61579, 70376, 83098, 123158, 166196, 246316, 290843, 332392, 492632, 581686, 789431, 1163372, 1578862, 2326744, 3157724, 5526017, 6315448, 11052034, 19237187, 22104068, 38474374, 44208136, 76948748, 134660309, 153897496, 269320618, 365506553, 538641236, 731013106, 1077282472, 1462026212, 2558545871, 2924052424, 5117091742, 10234183484, 20468366968]

約数ペア:

[(1, 20468366968), (2, 10234183484), (4, 5117091742), (7, 2924052424), (8, 2558545871), (14, 1462026212), (19, 1077282472), (28, 731013106), (38, 538641236), (56, 365506553), (76, 269320618), (133, 153897496), (152, 134660309), (266, 76948748), (463, 44208136), (532, 38474374), (926, 22104068), (1064, 19237187), (1852, 11052034), (3241, 6315448), (3704, 5526017), (6482, 3157724), (8797, 2326744), (12964, 1578862), (17594, 1163372), (25928, 789431), (35188, 581686), (41549, 492632), (61579, 332392), (70376, 290843), (83098, 246316), (123158, 166196)]