39764828

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{859}}^1$

素因数の和:1097

約数の個数: 24

約数和(自身を含む): 71084160

約数和(自身を除く): 31319332

約数列:

[1, 2, 4, 71, 142, 163, 284, 326, 652, 859, 1718, 3436, 11573, 23146, 46292, 60989, 121978, 140017, 243956, 280034, 560068, 9941207, 19882414, 39764828]

約数ペア:

[(1, 39764828), (2, 19882414), (4, 9941207), (71, 560068), (142, 280034), (163, 243956), (284, 140017), (326, 121978), (652, 60989), (859, 46292), (1718, 23146), (3436, 11573)]