31667620

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{3761}}^1$

素因数の和:4191

約数の個数: 24

約数和(自身を含む): 66677688

約数和(自身を除く): 35010068

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 1684, 2105, 3761, 4210, 7522, 8420, 15044, 18805, 37610, 75220, 1583381, 3166762, 6333524, 7916905, 15833810, 31667620]

約数ペア:

[(1, 31667620), (2, 15833810), (4, 7916905), (5, 6333524), (10, 3166762), (20, 1583381), (421, 75220), (842, 37610), (1684, 18805), (2105, 15044), (3761, 8420), (4210, 7522)]