22019920443880

素因数分解:

$2^3\times 5^1\times {\mathrm{550498011097}}^1$

素因数の和:550498011108

約数の個数: 16

約数和(自身を含む): 49544820998820

約数和(自身を除く): 27524900554940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 550498011097, 1100996022194, 2201992044388, 2752490055485, 4403984088776, 5504980110970, 11009960221940, 22019920443880]

約数ペア:

[(1, 22019920443880), (2, 11009960221940), (4, 5504980110970), (5, 4403984088776), (8, 2752490055485), (10, 2201992044388), (20, 1100996022194), (40, 550498011097)]