31971524

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{3121}}^1$

素因数の和:3335

約数の個数: 24

約数和(自身を含む): 60579288

約数和(自身を除く): 28607764

約数列:

[1, 2, 4, 13, 26, 52, 197, 394, 788, 2561, 3121, 5122, 6242, 10244, 12484, 40573, 81146, 162292, 614837, 1229674, 2459348, 7992881, 15985762, 31971524]

約数ペア:

[(1, 31971524), (2, 15985762), (4, 7992881), (13, 2459348), (26, 1229674), (52, 614837), (197, 162292), (394, 81146), (788, 40573), (2561, 12484), (3121, 10244), (5122, 6242)]