20171216898

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{2957}}^1\times {\mathrm{54139}}^1$

素因数の和:57111

約数の個数: 48

約数和(自身を含む): 49965589440

約数和(自身を除く): 29794372542

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 2957, 5914, 8871, 17742, 20699, 26613, 41398, 53226, 54139, 62097, 108278, 124194, 162417, 186291, 324834, 372582, 378973, 487251, 757946, 974502, 1136919, 2273838, 3410757, 6821514, 160089023, 320178046, 480267069, 960534138, 1120623161, 1440801207, 2241246322, 2881602414, 3361869483, 6723738966, 10085608449, 20171216898]

約数ペア:

[(1, 20171216898), (2, 10085608449), (3, 6723738966), (6, 3361869483), (7, 2881602414), (9, 2241246322), (14, 1440801207), (18, 1120623161), (21, 960534138), (42, 480267069), (63, 320178046), (126, 160089023), (2957, 6821514), (5914, 3410757), (8871, 2273838), (17742, 1136919), (20699, 974502), (26613, 757946), (41398, 487251), (53226, 378973), (54139, 372582), (62097, 324834), (108278, 186291), (124194, 162417)]