22719818

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:430

約数の個数: 32

約数和(自身を含む): 38880000

約数和(自身を除く): 16160182

約数列:

[1, 2, 11, 22, 29, 58, 149, 239, 298, 319, 478, 638, 1639, 2629, 3278, 4321, 5258, 6931, 8642, 13862, 35611, 47531, 71222, 76241, 95062, 152482, 391721, 783442, 1032719, 2065438, 11359909, 22719818]

約数ペア:

[(1, 22719818), (2, 11359909), (11, 2065438), (22, 1032719), (29, 783442), (58, 391721), (149, 152482), (239, 95062), (298, 76241), (319, 71222), (478, 47531), (638, 35611), (1639, 13862), (2629, 8642), (3278, 6931), (4321, 5258)]