20570122

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1\times {\mathrm{1039}}^1$

素因数の和:1581

約数の個数: 16

約数和(自身を含む): 32572800

約数和(自身を除く): 12002678

約数列:

[1, 2, 19, 38, 521, 1039, 1042, 2078, 9899, 19741, 19798, 39482, 541319, 1082638, 10285061, 20570122]

約数ペア:

[(1, 20570122), (2, 10285061), (19, 1082638), (38, 541319), (521, 39482), (1039, 19798), (1042, 19741), (2078, 9899)]