20749102

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{49639}}^1$

素因数の和:49671

約数の個数: 16

約数和(自身を含む): 35740800

約数和(自身を除く): 14991698

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 49639, 99278, 546029, 943141, 1092058, 1886282, 10374551, 20749102]

約数ペア:

[(1, 20749102), (2, 10374551), (11, 1886282), (19, 1092058), (22, 943141), (38, 546029), (209, 99278), (418, 49639)]