20623057

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{13331}}^1$

素因数の和:13368

約数の個数: 16

約数和(自身を含む): 26877312

約数和(自身を除く): 6254255

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 13331, 93317, 173303, 226627, 1213121, 1586389, 2946151, 20623057]

約数ペア:

[(1, 20623057), (7, 2946151), (13, 1586389), (17, 1213121), (91, 226627), (119, 173303), (221, 93317), (1547, 13331)]