22181860

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{2647}}^1$

素因数の和:3075

約数の個数: 24

約数和(自身を含む): 46710720

約数和(自身を除く): 24528860

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1676, 2095, 2647, 4190, 5294, 8380, 10588, 13235, 26470, 52940, 1109093, 2218186, 4436372, 5545465, 11090930, 22181860]

約数ペア:

[(1, 22181860), (2, 11090930), (4, 5545465), (5, 4436372), (10, 2218186), (20, 1109093), (419, 52940), (838, 26470), (1676, 13235), (2095, 10588), (2647, 8380), (4190, 5294)]