20346929

素因数分解:

${\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{281}}^1$

素因数の和:440

約数の個数: 16

約数和(自身を含む): 22289280

約数和(自身を除く): 1942351

約数列:

[1, 19, 37, 103, 281, 703, 1957, 3811, 5339, 10397, 28943, 72409, 197543, 549917, 1070891, 20346929]

約数ペア:

[(1, 20346929), (19, 1070891), (37, 549917), (103, 197543), (281, 72409), (703, 28943), (1957, 10397), (3811, 5339)]