20407601919

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{839}}^1\times {\mathrm{279583}}^1$

素因数の和:280454

約数の個数: 16

約数和(自身を含む): 28182067200

約数和(自身を除く): 7774465281

約数列:

[1, 3, 29, 87, 839, 2517, 24331, 72993, 279583, 838749, 8107907, 24323721, 234570137, 703710411, 6802533973, 20407601919]

約数ペア:

[(1, 20407601919), (3, 6802533973), (29, 703710411), (87, 234570137), (839, 24323721), (2517, 8107907), (24331, 838749), (72993, 279583)]