18805953

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{241}}^1$

素因数の和:337

約数の個数: 24

約数和(自身を含む): 27239520

約数和(自身を除く): 8433567

約数列:

[1, 3, 19, 37, 57, 111, 241, 703, 723, 1369, 2109, 4107, 4579, 8917, 13737, 26011, 26751, 78033, 169423, 329929, 508269, 989787, 6268651, 18805953]

約数ペア:

[(1, 18805953), (3, 6268651), (19, 989787), (37, 508269), (57, 329929), (111, 169423), (241, 78033), (703, 26751), (723, 26011), (1369, 13737), (2109, 8917), (4107, 4579)]