20748939121

素因数分解:

${\mathrm{79}}^1\times {\mathrm{271}}^1\times {\mathrm{281}}^1\times {\mathrm{3449}}^1$

素因数の和:4080

約数の個数: 16

約数和(自身を含む): 21170304000

約数和(自身を除く): 421364879

約数列:

[1, 79, 271, 281, 3449, 21409, 22199, 76151, 272471, 934679, 969169, 6015929, 73839641, 76564351, 262644799, 20748939121]

約数ペア:

[(1, 20748939121), (79, 262644799), (271, 76564351), (281, 73839641), (3449, 6015929), (21409, 969169), (22199, 934679), (76151, 272471)]