20751014870

素因数分解:

$2^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{8682433}}^1$

素因数の和:8682679

約数の個数: 16

約数和(自身を含む): 37508114880

約数和(自身を除く): 16757100010

約数列:

[1, 2, 5, 10, 239, 478, 1195, 2390, 8682433, 17364866, 43412165, 86824330, 2075101487, 4150202974, 10375507435, 20751014870]

約数ペア:

[(1, 20751014870), (2, 10375507435), (5, 4150202974), (10, 2075101487), (239, 86824330), (478, 43412165), (1195, 17364866), (2390, 8682433)]