18376562480

素因数分解:

$2^4\times 5^1\times {\mathrm{229707031}}^1$

素因数の和:229707044

約数の個数: 20

約数和(自身を含む): 42725507952

約数和(自身を除く): 24348945472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 229707031, 459414062, 918828124, 1148535155, 1837656248, 2297070310, 3675312496, 4594140620, 9188281240, 18376562480]

約数ペア:

[(1, 18376562480), (2, 9188281240), (4, 4594140620), (5, 3675312496), (8, 2297070310), (10, 1837656248), (16, 1148535155), (20, 918828124), (40, 459414062), (80, 229707031)]