12927856

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{4957}}^1$

素因数の和:5128

約数の個数: 20

約数和(自身を含む): 25206472

約数和(自身を除く): 12278616

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 4957, 9914, 19828, 39656, 79312, 807991, 1615982, 3231964, 6463928, 12927856]

約数ペア:

[(1, 12927856), (2, 6463928), (4, 3231964), (8, 1615982), (16, 807991), (163, 79312), (326, 39656), (652, 19828), (1304, 9914), (2608, 4957)]