2018653580

素因数分解:

$2^2\times 5^1\times {\mathrm{100932679}}^1$

素因数の和:100932688

約数の個数: 12

約数和(自身を含む): 4239172560

約数和(自身を除く): 2220518980

約数列:

[1, 2, 4, 5, 10, 20, 100932679, 201865358, 403730716, 504663395, 1009326790, 2018653580]

約数ペア:

[(1, 2018653580), (2, 1009326790), (4, 504663395), (5, 403730716), (10, 201865358), (20, 100932679)]