20390952

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{461}}^1$

素因数の和:586

約数の個数: 64

約数和(自身を含む): 54331200

約数和(自身を除く): 33940248

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 97, 114, 152, 194, 228, 291, 388, 456, 461, 582, 776, 922, 1164, 1383, 1843, 1844, 2328, 2766, 3686, 3688, 5529, 5532, 7372, 8759, 11058, 11064, 14744, 17518, 22116, 26277, 35036, 44232, 44717, 52554, 70072, 89434, 105108, 134151, 178868, 210216, 268302, 357736, 536604, 849623, 1073208, 1699246, 2548869, 3398492, 5097738, 6796984, 10195476, 20390952]

約数ペア:

[(1, 20390952), (2, 10195476), (3, 6796984), (4, 5097738), (6, 3398492), (8, 2548869), (12, 1699246), (19, 1073208), (24, 849623), (38, 536604), (57, 357736), (76, 268302), (97, 210216), (114, 178868), (152, 134151), (194, 105108), (228, 89434), (291, 70072), (388, 52554), (456, 44717), (461, 44232), (582, 35036), (776, 26277), (922, 22116), (1164, 17518), (1383, 14744), (1843, 11064), (1844, 11058), (2328, 8759), (2766, 7372), (3686, 5532), (3688, 5529)]