18660057

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{859}}^1$

素因数の和:1432

約数の個数: 16

約数和(自身を含む): 26873280

約数和(自身を除く): 8213223

約数列:

[1, 3, 13, 39, 557, 859, 1671, 2577, 7241, 11167, 21723, 33501, 478463, 1435389, 6220019, 18660057]

約数ペア:

[(1, 18660057), (3, 6220019), (13, 1435389), (39, 478463), (557, 33501), (859, 21723), (1671, 11167), (2577, 7241)]