20304935

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{8171}}^1$

素因数の和:8254

約数の個数: 16

約数和(自身を含む): 28242432

約数和(自身を除く): 7937497

約数列:

[1, 5, 7, 35, 71, 355, 497, 2485, 8171, 40855, 57197, 285985, 580141, 2900705, 4060987, 20304935]

約数ペア:

[(1, 20304935), (5, 4060987), (7, 2900705), (35, 580141), (71, 285985), (355, 57197), (497, 40855), (2485, 8171)]