18202210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{859}}^1$

素因数の和:1042

約数の個数: 32

約数和(自身を含む): 35542080

約数和(自身を除く): 17339870

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 163, 326, 815, 859, 1630, 1718, 2119, 4238, 4295, 8590, 10595, 11167, 21190, 22334, 55835, 111670, 140017, 280034, 700085, 1400170, 1820221, 3640442, 9101105, 18202210]

約数ペア:

[(1, 18202210), (2, 9101105), (5, 3640442), (10, 1820221), (13, 1400170), (26, 700085), (65, 280034), (130, 140017), (163, 111670), (326, 55835), (815, 22334), (859, 21190), (1630, 11167), (1718, 10595), (2119, 8590), (4238, 4295)]