1993001855

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{828691}}^1$

素因数の和:828746

約数の個数: 16

約数和(自身を含む): 2645184864

約数和(自身を除く): 652183009

約数列:

[1, 5, 13, 37, 65, 185, 481, 2405, 828691, 4143455, 10772983, 30661567, 53864915, 153307835, 398600371, 1993001855]

約数ペア:

[(1, 1993001855), (5, 398600371), (13, 153307835), (37, 53864915), (65, 30661567), (185, 10772983), (481, 4143455), (2405, 828691)]