19996493

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{397}}^1$

素因数の和:668

約数の個数: 16

約数和(自身を含む): 23115840

約数和(自身を除く): 3119347

約数列:

[1, 11, 19, 209, 241, 397, 2651, 4367, 4579, 7543, 50369, 82973, 95677, 1052447, 1817863, 19996493]

約数ペア:

[(1, 19996493), (11, 1817863), (19, 1052447), (209, 95677), (241, 82973), (397, 50369), (2651, 7543), (4367, 4579)]