20311447

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1259}}^1$

素因数の和:1362

約数の個数: 16

約数和(自身を含む): 23496480

約数和(自身を除く): 3185033

約数列:

[1, 13, 17, 73, 221, 949, 1241, 1259, 16133, 16367, 21403, 91907, 278239, 1194791, 1562419, 20311447]

約数ペア:

[(1, 20311447), (13, 1562419), (17, 1194791), (73, 278239), (221, 91907), (949, 21403), (1241, 16367), (1259, 16133)]