20269898

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31771}}^1$

素因数の和:31813

約数の個数: 16

約数和(自身を含む): 34313760

約数和(自身を除く): 14043862

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 31771, 63542, 349481, 698962, 921359, 1842718, 10134949, 20269898]

約数ペア:

[(1, 20269898), (2, 10134949), (11, 1842718), (22, 921359), (29, 698962), (58, 349481), (319, 63542), (638, 31771)]