156939472

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{239237}}^1$

素因数の和:239286

約数の個数: 20

約数和(自身を含む): 311487876

約数和(自身を除く): 154548404

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 239237, 478474, 956948, 1913896, 3827792, 9808717, 19617434, 39234868, 78469736, 156939472]

約数ペア:

[(1, 156939472), (2, 78469736), (4, 39234868), (8, 19617434), (16, 9808717), (41, 3827792), (82, 1913896), (164, 956948), (328, 478474), (656, 239237)]