20492712009

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29571013}}^1$

素因数の和:29571037

約数の個数: 24

約数和(自身を含む): 36904625472

約数和(自身を除く): 16411913463

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 29571013, 88713039, 206997091, 266139117, 325281143, 620991273, 975843429, 1862973819, 2276968001, 2927530287, 6830904003, 20492712009]

約数ペア:

[(1, 20492712009), (3, 6830904003), (7, 2927530287), (9, 2276968001), (11, 1862973819), (21, 975843429), (33, 620991273), (63, 325281143), (77, 266139117), (99, 206997091), (231, 88713039), (693, 29571013)]