18707037

素因数分解:

$3^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1\times {\mathrm{397}}^1$

素因数の和:652

約数の個数: 16

約数和(自身を含む): 25408320

約数和(自身を除く): 6701283

約数列:

[1, 3, 113, 139, 339, 397, 417, 1191, 15707, 44861, 47121, 55183, 134583, 165549, 6235679, 18707037]

約数ペア:

[(1, 18707037), (3, 6235679), (113, 165549), (139, 134583), (339, 55183), (397, 47121), (417, 44861), (1191, 15707)]