20984090

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{44647}}^1$

素因数の和:44701

約数の個数: 16

約数和(自身を含む): 38575872

約数和(自身を除く): 17591782

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 44647, 89294, 223235, 446470, 2098409, 4196818, 10492045, 20984090]

約数ペア:

[(1, 20984090), (2, 10492045), (5, 4196818), (10, 2098409), (47, 446470), (94, 223235), (235, 89294), (470, 44647)]