20461845

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{19213}}^1$

素因数の和:19292

約数の個数: 16

約数和(自身を含む): 33201792

約数和(自身を除く): 12739947

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 19213, 57639, 96065, 288195, 1364123, 4092369, 6820615, 20461845]

約数ペア:

[(1, 20461845), (3, 6820615), (5, 4092369), (15, 1364123), (71, 288195), (213, 96065), (355, 57639), (1065, 19213)]