1980873358

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1\times {\mathrm{64553}}^1$

素因数の和:64851

約数の個数: 16

約数和(自身を含む): 3028873680

約数和(自身を除く): 1048000322

約数列:

[1, 2, 67, 134, 229, 458, 15343, 30686, 64553, 129106, 4325051, 8650102, 14782637, 29565274, 990436679, 1980873358]

約数ペア:

[(1, 1980873358), (2, 990436679), (67, 29565274), (134, 14782637), (229, 8650102), (458, 4325051), (15343, 129106), (30686, 64553)]