20129883935

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{25006067}}^1$

素因数の和:25006102

約数の個数: 16

約数和(自身を含む): 28806990336

約数和(自身を除く): 8677106401

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 25006067, 125030335, 175042469, 575139541, 875212345, 2875697705, 4025976787, 20129883935]

約数ペア:

[(1, 20129883935), (5, 4025976787), (7, 2875697705), (23, 875212345), (35, 575139541), (115, 175042469), (161, 125030335), (805, 25006067)]