17995556

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{557}}^1$

素因数の和:799

約数の個数: 24

約数和(自身を含む): 32482296

約数和(自身を除く): 14486740

約数列:

[1, 2, 4, 41, 82, 164, 197, 394, 557, 788, 1114, 2228, 8077, 16154, 22837, 32308, 45674, 91348, 109729, 219458, 438916, 4498889, 8997778, 17995556]

約数ペア:

[(1, 17995556), (2, 8997778), (4, 4498889), (41, 438916), (82, 219458), (164, 109729), (197, 91348), (394, 45674), (557, 32308), (788, 22837), (1114, 16154), (2228, 8077)]