20929222

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{9029}}^1$

素因数の和:9111

約数の個数: 16

約数和(自身を含む): 33591600

約数和(自身を除く): 12662378

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 9029, 18058, 171551, 343102, 550769, 1101538, 10464611, 20929222]

約数ペア:

[(1, 20929222), (2, 10464611), (19, 1101538), (38, 550769), (61, 343102), (122, 171551), (1159, 18058), (2318, 9029)]