18905736

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1$

素因数の和:318

約数の個数: 64

約数和(自身を含む): 48988800

約数和(自身を除く): 30083064

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 89, 106, 159, 167, 178, 212, 267, 318, 334, 356, 424, 501, 534, 636, 668, 712, 1002, 1068, 1272, 1336, 2004, 2136, 4008, 4717, 8851, 9434, 14151, 14863, 17702, 18868, 26553, 28302, 29726, 35404, 37736, 44589, 53106, 56604, 59452, 70808, 89178, 106212, 113208, 118904, 178356, 212424, 356712, 787739, 1575478, 2363217, 3150956, 4726434, 6301912, 9452868, 18905736]

約数ペア:

[(1, 18905736), (2, 9452868), (3, 6301912), (4, 4726434), (6, 3150956), (8, 2363217), (12, 1575478), (24, 787739), (53, 356712), (89, 212424), (106, 178356), (159, 118904), (167, 113208), (178, 106212), (212, 89178), (267, 70808), (318, 59452), (334, 56604), (356, 53106), (424, 44589), (501, 37736), (534, 35404), (636, 29726), (668, 28302), (712, 26553), (1002, 18868), (1068, 17702), (1272, 14863), (1336, 14151), (2004, 9434), (2136, 8851), (4008, 4717)]