20324815

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{8179}}^1$

素因数の和:8262

約数の個数: 16

約数和(自身を含む): 28270080

約数和(自身を除く): 7945265

約数列:

[1, 5, 7, 35, 71, 355, 497, 2485, 8179, 40895, 57253, 286265, 580709, 2903545, 4064963, 20324815]

約数ペア:

[(1, 20324815), (5, 4064963), (7, 2903545), (35, 580709), (71, 286265), (355, 57253), (497, 40895), (2485, 8179)]