18580138

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{4327}}^1$

素因数の和:4461

約数の個数: 16

約数和(自身を含む): 29603520

約数和(自身を除く): 11023382

約数列:

[1, 2, 19, 38, 113, 226, 2147, 4294, 4327, 8654, 82213, 164426, 488951, 977902, 9290069, 18580138]

約数ペア:

[(1, 18580138), (2, 9290069), (19, 977902), (38, 488951), (113, 164426), (226, 82213), (2147, 8654), (4294, 4327)]