20275354

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{1877}}^1$

素因数の和:2381

約数の個数: 16

約数和(自身を含む): 33263136

約数和(自身を除く): 12987782

約数列:

[1, 2, 11, 22, 491, 982, 1877, 3754, 5401, 10802, 20647, 41294, 921607, 1843214, 10137677, 20275354]

約数ペア:

[(1, 20275354), (2, 10137677), (11, 1843214), (22, 921607), (491, 41294), (982, 20647), (1877, 10802), (3754, 5401)]