20949694

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{1979}}^1$

素因数の和:2127

約数の個数: 16

約数和(自身を含む): 32313600

約数和(自身を除く): 11363906

約数列:

[1, 2, 67, 79, 134, 158, 1979, 3958, 5293, 10586, 132593, 156341, 265186, 312682, 10474847, 20949694]

約数ペア:

[(1, 20949694), (2, 10474847), (67, 312682), (79, 265186), (134, 156341), (158, 132593), (1979, 10586), (3958, 5293)]