20585705

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{18973}}^1$

素因数の和:19016

約数の個数: 16

約数和(自身を含む): 29144064

約数和(自身を除く): 8558359

約数列:

[1, 5, 7, 31, 35, 155, 217, 1085, 18973, 94865, 132811, 588163, 664055, 2940815, 4117141, 20585705]

約数ペア:

[(1, 20585705), (5, 4117141), (7, 2940815), (31, 664055), (35, 588163), (155, 132811), (217, 94865), (1085, 18973)]