20203631

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{21701}}^1$

素因数の和:21734

約数の個数: 12

約数和(自身を含む): 24740280

約数和(自身を除く): 4536649

約数列:

[1, 7, 19, 49, 133, 931, 21701, 151907, 412319, 1063349, 2886233, 20203631]

約数ペア:

[(1, 20203631), (7, 2886233), (19, 1063349), (49, 412319), (133, 151907), (931, 21701)]