18734864

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{22093}}^1$

素因数の和:22154

約数の個数: 20

約数和(自身を含む): 36985356

約数和(自身を除く): 18250492

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 22093, 44186, 88372, 176744, 353488, 1170929, 2341858, 4683716, 9367432, 18734864]

約数ペア:

[(1, 18734864), (2, 9367432), (4, 4683716), (8, 2341858), (16, 1170929), (53, 353488), (106, 176744), (212, 88372), (424, 44186), (848, 22093)]