20177085957

素因数分解:

$3^1\times 7^1\times {\mathrm{80761}}^1\times {\mathrm{11897}}^1$

素因数の和:92668

約数の個数: 16

約数和(自身を含む): 30749000832

約数和(自身を除く): 10571914875

約数列:

[1, 3, 7, 21, 11897, 35691, 80761, 83279, 242283, 249837, 565327, 1695981, 960813617, 2882440851, 6725695319, 20177085957]

約数ペア:

[(1, 20177085957), (3, 6725695319), (7, 2882440851), (21, 960813617), (11897, 1695981), (35691, 565327), (80761, 249837), (83279, 242283)]