20484176

素因数分解:

$2^4\times {\mathrm{421}}^1\times {\mathrm{3041}}^1$

素因数の和:3470

約数の個数: 20

約数和(自身を含む): 39795444

約数和(自身を除く): 19311268

約数列:

[1, 2, 4, 8, 16, 421, 842, 1684, 3041, 3368, 6082, 6736, 12164, 24328, 48656, 1280261, 2560522, 5121044, 10242088, 20484176]

約数ペア:

[(1, 20484176), (2, 10242088), (4, 5121044), (8, 2560522), (16, 1280261), (421, 48656), (842, 24328), (1684, 12164), (3041, 6736), (3368, 6082)]