18910360045

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{677}}^1\times {\mathrm{129919}}^1$

素因数の和:130644

約数の個数: 16

約数和(自身を含む): 23254640640

約数和(自身を除く): 4344280595

約数列:

[1, 5, 43, 215, 677, 3385, 29111, 129919, 145555, 649595, 5586517, 27932585, 87955163, 439775815, 3782072009, 18910360045]

約数ペア:

[(1, 18910360045), (5, 3782072009), (43, 439775815), (215, 87955163), (677, 27932585), (3385, 5586517), (29111, 649595), (129919, 145555)]