20492703

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{9857}}^1$

素因数の和:9884

約数の個数: 32

約数和(自身を含む): 37854720

約数和(自身を除く): 17362017

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 2079, 9857, 29571, 68999, 88713, 108427, 206997, 266139, 325281, 620991, 758989, 975843, 1862973, 2276967, 2927529, 6830901, 20492703]

約数ペア:

[(1, 20492703), (3, 6830901), (7, 2927529), (9, 2276967), (11, 1862973), (21, 975843), (27, 758989), (33, 620991), (63, 325281), (77, 266139), (99, 206997), (189, 108427), (231, 88713), (297, 68999), (693, 29571), (2079, 9857)]