16820605

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{3001}}^1$

素因数の和:3084

約数の個数: 16

約数和(自身を含む): 21614400

約数和(自身を除く): 4793795

約数列:

[1, 5, 19, 59, 95, 295, 1121, 3001, 5605, 15005, 57019, 177059, 285095, 885295, 3364121, 16820605]

約数ペア:

[(1, 16820605), (5, 3364121), (19, 885295), (59, 285095), (95, 177059), (295, 57019), (1121, 15005), (3001, 5605)]