20944990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{190409}}^1$

素因数の和:190427

約数の個数: 16

約数和(自身を含む): 41128560

約数和(自身を除く): 20183570

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 190409, 380818, 952045, 1904090, 2094499, 4188998, 10472495, 20944990]

約数ペア:

[(1, 20944990), (2, 10472495), (5, 4188998), (10, 2094499), (11, 1904090), (22, 952045), (55, 380818), (110, 190409)]