18620855071

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{1355131}}^1$

素因数の和:1355302

約数の個数: 16

約数和(自身を含む): 23069767168

約数和(自身を除く): 4448912097

約数列:

[1, 7, 13, 91, 151, 1057, 1963, 13741, 1355131, 9485917, 17616703, 123316921, 204624781, 1432373467, 2660122153, 18620855071]

約数ペア:

[(1, 18620855071), (7, 2660122153), (13, 1432373467), (91, 204624781), (151, 123316921), (1057, 17616703), (1963, 9485917), (13741, 1355131)]