20408967679

素因数分解:

${\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{449}}^1\times {\mathrm{4673}}^1$

素因数の和:5330

約数の個数: 16

約数和(自身を含む): 20898388800

約数和(自身を除く): 489421121

約数列:

[1, 71, 137, 449, 4673, 9727, 31879, 61513, 331783, 640201, 2098177, 4367423, 45454271, 148970567, 287450249, 20408967679]

約数ペア:

[(1, 20408967679), (71, 287450249), (137, 148970567), (449, 45454271), (4673, 4367423), (9727, 2098177), (31879, 640201), (61513, 331783)]