20346024590

素因数分解:

$2^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{8512981}}^1$

素因数の和:8513227

約数の個数: 16

約数和(自身を含む): 36776082240

約数和(自身を除く): 16430057650

約数列:

[1, 2, 5, 10, 239, 478, 1195, 2390, 8512981, 17025962, 42564905, 85129810, 2034602459, 4069204918, 10173012295, 20346024590]

約数ペア:

[(1, 20346024590), (2, 10173012295), (5, 4069204918), (10, 2034602459), (239, 85129810), (478, 42564905), (1195, 17025962), (2390, 8512981)]