20301801

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{1741}}^1$

素因数の和:1793

約数の個数: 24

約数和(自身を含む): 30603456

約数和(自身を除く): 10301655

約数列:

[1, 3, 13, 23, 39, 69, 169, 299, 507, 897, 1741, 3887, 5223, 11661, 22633, 40043, 67899, 120129, 294229, 520559, 882687, 1561677, 6767267, 20301801]

約数ペア:

[(1, 20301801), (3, 6767267), (13, 1561677), (23, 882687), (39, 520559), (69, 294229), (169, 120129), (299, 67899), (507, 40043), (897, 22633), (1741, 11661), (3887, 5223)]