55490416

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{21277}}^1$

素因数の和:21448

約数の個数: 20

約数和(自身を含む): 108177352

約数和(自身を除く): 52686936

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 21277, 42554, 85108, 170216, 340432, 3468151, 6936302, 13872604, 27745208, 55490416]

約数ペア:

[(1, 55490416), (2, 27745208), (4, 13872604), (8, 6936302), (16, 3468151), (163, 340432), (326, 170216), (652, 85108), (1304, 42554), (2608, 21277)]