20161727991

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{36724459}}^1$

素因数の和:36724526

約数の個数: 12

約数和(自身を含む): 29599914760

約数和(自身を除く): 9438186769

約数列:

[1, 3, 9, 61, 183, 549, 36724459, 110173377, 330520131, 2240191999, 6720575997, 20161727991]

約数ペア:

[(1, 20161727991), (3, 6720575997), (9, 2240191999), (61, 330520131), (183, 110173377), (549, 36724459)]