20731094

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1\times {\mathrm{677}}^1$

素因数の和:991

約数の個数: 16

約数和(自身を含む): 31779216

約数和(自身を除く): 11048122

約数列:

[1, 2, 61, 122, 251, 502, 677, 1354, 15311, 30622, 41297, 82594, 169927, 339854, 10365547, 20731094]

約数ペア:

[(1, 20731094), (2, 10365547), (61, 339854), (122, 169927), (251, 82594), (502, 41297), (677, 30622), (1354, 15311)]