18302081

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:233

約数の個数: 24

約数和(自身を含む): 22693440

約数和(自身を除く): 4391359

約数列:

[1, 7, 17, 83, 109, 119, 289, 581, 763, 1411, 1853, 2023, 9047, 9877, 12971, 23987, 31501, 63329, 153799, 167909, 220507, 1076593, 2614583, 18302081]

約数ペア:

[(1, 18302081), (7, 2614583), (17, 1076593), (83, 220507), (109, 167909), (119, 153799), (289, 63329), (581, 31501), (763, 23987), (1411, 12971), (1853, 9877), (2023, 9047)]