20065587

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1\times {\mathrm{601}}^1$

素因数の和:994

約数の個数: 16

約数和(自身を含む): 27740160

約数和(自身を除く): 7674573

約数列:

[1, 3, 31, 93, 359, 601, 1077, 1803, 11129, 18631, 33387, 55893, 215759, 647277, 6688529, 20065587]

約数ペア:

[(1, 20065587), (3, 6688529), (31, 647277), (93, 215759), (359, 55893), (601, 33387), (1077, 18631), (1803, 11129)]