20206142

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{2131}}^1$

素因数の和:2575

約数の個数: 16

約数和(自身を含む): 33156864

約数和(自身を除く): 12950722

約数列:

[1, 2, 11, 22, 431, 862, 2131, 4262, 4741, 9482, 23441, 46882, 918461, 1836922, 10103071, 20206142]

約数ペア:

[(1, 20206142), (2, 10103071), (11, 1836922), (22, 918461), (431, 46882), (862, 23441), (2131, 9482), (4262, 4741)]