40990198

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{2053}}^1$

素因数の和:2271

約数の個数: 16

約数和(自身を含む): 62852400

約数和(自身を除く): 21862202

約数列:

[1, 2, 67, 134, 149, 298, 2053, 4106, 9983, 19966, 137551, 275102, 305897, 611794, 20495099, 40990198]

約数ペア:

[(1, 40990198), (2, 20495099), (67, 611794), (134, 305897), (149, 275102), (298, 137551), (2053, 19966), (4106, 9983)]