20313118

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{30871}}^1$

素因数の和:30927

約数の個数: 16

約数和(自身を含む): 35564544

約数和(自身を除く): 15251426

約数列:

[1, 2, 7, 14, 47, 94, 329, 658, 30871, 61742, 216097, 432194, 1450937, 2901874, 10156559, 20313118]

約数ペア:

[(1, 20313118), (2, 10156559), (7, 2901874), (14, 1450937), (47, 432194), (94, 216097), (329, 61742), (658, 30871)]