87572012

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{1990273}}^1$

素因数の和:1990288

約数の個数: 12

約数和(自身を含む): 167183016

約数和(自身を除く): 79611004

約数列:

[1, 2, 4, 11, 22, 44, 1990273, 3980546, 7961092, 21893003, 43786006, 87572012]

約数ペア:

[(1, 87572012), (2, 43786006), (4, 21893003), (11, 7961092), (22, 3980546), (44, 1990273)]