18860901

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{1373}}^1$

素因数の和:1636

約数の個数: 16

約数和(自身を含む): 26600640

約数和(自身を除く): 7739739

約数列:

[1, 3, 19, 57, 241, 723, 1373, 4119, 4579, 13737, 26087, 78261, 330893, 992679, 6286967, 18860901]

約数ペア:

[(1, 18860901), (3, 6286967), (19, 992679), (57, 330893), (241, 78261), (723, 26087), (1373, 13737), (4119, 4579)]