20906366961

素因数分解:

$3^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1\times {\mathrm{392807}}^1$

素因数の和:393080

約数の個数: 16

約数和(自身を含む): 28301030784

約数和(自身を除く): 7394663823

約数列:

[1, 3, 113, 157, 339, 471, 17741, 53223, 392807, 1178421, 44387191, 61670699, 133161573, 185012097, 6968788987, 20906366961]

約数ペア:

[(1, 20906366961), (3, 6968788987), (113, 185012097), (157, 133161573), (339, 61670699), (471, 44387191), (17741, 1178421), (53223, 392807)]