20032779

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{4987}}^1$

素因数の和:5106

約数の個数: 16

約数和(自身を含む): 29050112

約数和(自身を除く): 9017333

約数列:

[1, 3, 13, 39, 103, 309, 1339, 4017, 4987, 14961, 64831, 194493, 513661, 1540983, 6677593, 20032779]

約数ペア:

[(1, 20032779), (3, 6677593), (13, 1540983), (39, 513661), (103, 194493), (309, 64831), (1339, 14961), (4017, 4987)]