19839345

素因数分解:

$3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{12841}}^1$

素因数の和:12952

約数の個数: 16

約数和(自身を含む): 32053632

約数和(自身を除く): 12214287

約数列:

[1, 3, 5, 15, 103, 309, 515, 1545, 12841, 38523, 64205, 192615, 1322623, 3967869, 6613115, 19839345]

約数ペア:

[(1, 19839345), (3, 6613115), (5, 3967869), (15, 1322623), (103, 192615), (309, 64205), (515, 38523), (1545, 12841)]