19940145

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{32423}}^1$

素因数の和:32472

約数の個数: 16

約数和(自身を含む): 32683392

約数和(自身を除く): 12743247

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 32423, 97269, 162115, 486345, 1329343, 3988029, 6646715, 19940145]

約数ペア:

[(1, 19940145), (3, 6646715), (5, 3988029), (15, 1329343), (41, 486345), (123, 162115), (205, 97269), (615, 32423)]