20107918521

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{419}}^1\times {\mathrm{77279}}^1$

素因数の和:77730

約数の個数: 32

約数和(自身を含む): 31159296000

約数和(自身を除く): 11051377479

約数列:

[1, 3, 9, 23, 27, 69, 207, 419, 621, 1257, 3771, 9637, 11313, 28911, 77279, 86733, 231837, 260199, 695511, 1777417, 2086533, 5332251, 15996753, 32379901, 47990259, 97139703, 291419109, 744737723, 874257327, 2234213169, 6702639507, 20107918521]

約数ペア:

[(1, 20107918521), (3, 6702639507), (9, 2234213169), (23, 874257327), (27, 744737723), (69, 291419109), (207, 97139703), (419, 47990259), (621, 32379901), (1257, 15996753), (3771, 5332251), (9637, 2086533), (11313, 1777417), (28911, 695511), (77279, 260199), (86733, 231837)]