18062204198260

素因数分解:

$2^2\times 5^1\times {\mathrm{921779}}^1\times {\mathrm{979747}}^1$

素因数の和:1901535

約数の個数: 24

約数和(自身を含む): 37930708680480

約数和(自身を除く): 19868504482220

約数列:

[1, 2, 4, 5, 10, 20, 921779, 979747, 1843558, 1959494, 3687116, 3918988, 4608895, 4898735, 9217790, 9797470, 18435580, 19594940, 903110209913, 1806220419826, 3612440839652, 4515551049565, 9031102099130, 18062204198260]

約数ペア:

[(1, 18062204198260), (2, 9031102099130), (4, 4515551049565), (5, 3612440839652), (10, 1806220419826), (20, 903110209913), (921779, 19594940), (979747, 18435580), (1843558, 9797470), (1959494, 9217790), (3687116, 4898735), (3918988, 4608895)]