20411151

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{1213}}^1$

素因数の和:1366

約数の個数: 16

約数和(自身を含む): 27970560

約数和(自身を除く): 7559409

約数列:

[1, 3, 71, 79, 213, 237, 1213, 3639, 5609, 16827, 86123, 95827, 258369, 287481, 6803717, 20411151]

約数ペア:

[(1, 20411151), (3, 6803717), (71, 287481), (79, 258369), (213, 95827), (237, 86123), (1213, 16827), (3639, 5609)]