20785440954

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{51705077}}^1$

素因数の和:51705149

約数の個数: 16

約数和(自身を含む): 42191343648

約数和(自身を除く): 21405902694

約数列:

[1, 2, 3, 6, 67, 134, 201, 402, 51705077, 103410154, 155115231, 310230462, 3464240159, 6928480318, 10392720477, 20785440954]

約数ペア:

[(1, 20785440954), (2, 10392720477), (3, 6928480318), (6, 3464240159), (67, 310230462), (134, 155115231), (201, 103410154), (402, 51705077)]