20145538090

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{42862847}}^1$

素因数の和:42862901

約数の個数: 16

約数和(自身を含む): 37033500672

約数和(自身を除く): 16887962582

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 42862847, 85725694, 214314235, 428628470, 2014553809, 4029107618, 10072769045, 20145538090]

約数ペア:

[(1, 20145538090), (2, 10072769045), (5, 4029107618), (10, 2014553809), (47, 428628470), (94, 214314235), (235, 85725694), (470, 42862847)]