20585705405

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1\times {\mathrm{311881}}^1$

素因数の和:312236

約数の個数: 16

約数和(自身を含む): 25359749184

約数和(自身を除く): 4774043779

約数列:

[1, 5, 43, 215, 307, 1535, 13201, 66005, 311881, 1559405, 13410883, 67054415, 95747467, 478737335, 4117141081, 20585705405]

約数ペア:

[(1, 20585705405), (5, 4117141081), (43, 478737335), (215, 95747467), (307, 67054415), (1535, 13410883), (13201, 1559405), (66005, 311881)]