20120779863

素因数分解:

$3^3\times {\mathrm{3889}}^1\times {\mathrm{191621}}^1$

素因数の和:195519

約数の個数: 16

約数和(自身を含む): 29816383200

約数和(自身を除く): 9695603337

約数列:

[1, 3, 9, 27, 3889, 11667, 35001, 105003, 191621, 574863, 1724589, 5173767, 745214069, 2235642207, 6706926621, 20120779863]

約数ペア:

[(1, 20120779863), (3, 6706926621), (9, 2235642207), (27, 745214069), (3889, 5173767), (11667, 1724589), (35001, 574863), (105003, 191621)]