20178741443

素因数分解:

$7^1\times {\mathrm{311}}^1\times {\mathrm{2063}}^1\times {\mathrm{4493}}^1$

素因数の和:6874

約数の個数: 16

約数和(自身を含む): 23151937536

約数和(自身を除く): 2973196093

約数列:

[1, 7, 311, 2063, 2177, 4493, 14441, 31451, 641593, 1397323, 4491151, 9269059, 9781261, 64883413, 2882677349, 20178741443]

約数ペア:

[(1, 20178741443), (7, 2882677349), (311, 64883413), (2063, 9781261), (2177, 9269059), (4493, 4491151), (14441, 1397323), (31451, 641593)]