203412374

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{840547}}^1$

素因数の和:840571

約数の個数: 12

約数和(自身を含む): 335378652

約数和(自身を除く): 131966278

約数列:

[1, 2, 11, 22, 121, 242, 840547, 1681094, 9246017, 18492034, 101706187, 203412374]

約数ペア:

[(1, 203412374), (2, 101706187), (11, 18492034), (22, 9246017), (121, 1681094), (242, 840547)]