18736145

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{853}}^1$

素因数の和:1072

約数の個数: 16

約数和(自身を含む): 23611392

約数和(自身を除く): 4875247

約数列:

[1, 5, 23, 115, 191, 853, 955, 4265, 4393, 19619, 21965, 98095, 162923, 814615, 3747229, 18736145]

約数ペア:

[(1, 18736145), (5, 3747229), (23, 814615), (115, 162923), (191, 98095), (853, 21965), (955, 19619), (4265, 4393)]