20215583

素因数分解:

${\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:298

約数の個数: 16

約数和(自身を含む): 21561120

約数和(自身を除く): 1345537

約数列:

[1, 41, 59, 61, 137, 2419, 2501, 3599, 5617, 8083, 8357, 147559, 331403, 342637, 493063, 20215583]

約数ペア:

[(1, 20215583), (41, 493063), (59, 342637), (61, 331403), (137, 147559), (2419, 8357), (2501, 8083), (3599, 5617)]