20268110

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{65381}}^1$

素因数の和:65419

約数の個数: 16

約数和(自身を含む): 37660032

約数和(自身を除く): 17391922

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 65381, 130762, 326905, 653810, 2026811, 4053622, 10134055, 20268110]

約数ペア:

[(1, 20268110), (2, 10134055), (5, 4053622), (10, 2026811), (31, 653810), (62, 326905), (155, 130762), (310, 65381)]