20156074

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{27917}}^1$

素因数の和:27957

約数の個数: 12

約数和(自身を含む): 31910274

約数和(自身を除く): 11754200

約数列:

[1, 2, 19, 38, 361, 722, 27917, 55834, 530423, 1060846, 10078037, 20156074]

約数ペア:

[(1, 20156074), (2, 10078037), (19, 1060846), (38, 530423), (361, 55834), (722, 27917)]