18198560

素因数分解:

$2^5\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1063}}^1$

素因数の和:1185

約数の個数: 48

約数和(自身を含む): 43436736

約数和(自身を除く): 25238176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 107, 160, 214, 428, 535, 856, 1063, 1070, 1712, 2126, 2140, 3424, 4252, 4280, 5315, 8504, 8560, 10630, 17008, 17120, 21260, 34016, 42520, 85040, 113741, 170080, 227482, 454964, 568705, 909928, 1137410, 1819856, 2274820, 3639712, 4549640, 9099280, 18198560]

約数ペア:

[(1, 18198560), (2, 9099280), (4, 4549640), (5, 3639712), (8, 2274820), (10, 1819856), (16, 1137410), (20, 909928), (32, 568705), (40, 454964), (80, 227482), (107, 170080), (160, 113741), (214, 85040), (428, 42520), (535, 34016), (856, 21260), (1063, 17120), (1070, 17008), (1712, 10630), (2126, 8560), (2140, 8504), (3424, 5315), (4252, 4280)]