17872844

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21379}}^1$

素因数の和:21413

約数の個数: 24

約数和(自身を含む): 35918400

約数和(自身を除く): 18045556

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 21379, 42758, 85516, 235169, 406201, 470338, 812402, 940676, 1624804, 4468211, 8936422, 17872844]

約数ペア:

[(1, 17872844), (2, 8936422), (4, 4468211), (11, 1624804), (19, 940676), (22, 812402), (38, 470338), (44, 406201), (76, 235169), (209, 85516), (418, 42758), (836, 21379)]