11815856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{56807}}^1$

素因数の和:56828

約数の個数: 20

約数和(自身を含む): 24654672

約数和(自身を除く): 12838816

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 56807, 113614, 227228, 454456, 738491, 908912, 1476982, 2953964, 5907928, 11815856]

約数ペア:

[(1, 11815856), (2, 5907928), (4, 2953964), (8, 1476982), (13, 908912), (16, 738491), (26, 454456), (52, 227228), (104, 113614), (208, 56807)]