18649648

素因数分解:

$2^4\times {\mathrm{239}}^1\times {\mathrm{4877}}^1$

素因数の和:5124

約数の個数: 20

約数和(自身を含む): 36292320

約数和(自身を除く): 17642672

約数列:

[1, 2, 4, 8, 16, 239, 478, 956, 1912, 3824, 4877, 9754, 19508, 39016, 78032, 1165603, 2331206, 4662412, 9324824, 18649648]

約数ペア:

[(1, 18649648), (2, 9324824), (4, 4662412), (8, 2331206), (16, 1165603), (239, 78032), (478, 39016), (956, 19508), (1912, 9754), (3824, 4877)]