55787728

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{21391}}^1$

素因数の和:21562

約数の個数: 20

約数和(自身を含む): 108756928

約数和(自身を除く): 52969200

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 21391, 42782, 85564, 171128, 342256, 3486733, 6973466, 13946932, 27893864, 55787728]

約数ペア:

[(1, 55787728), (2, 27893864), (4, 13946932), (8, 6973466), (16, 3486733), (163, 342256), (326, 171128), (652, 85564), (1304, 42782), (2608, 21391)]