20227905

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{7369}}^1$

素因数の和:7441

約数の個数: 24

約数和(自身を含む): 35641320

約数和(自身を除く): 15413415

約数列:

[1, 3, 5, 9, 15, 45, 61, 183, 305, 549, 915, 2745, 7369, 22107, 36845, 66321, 110535, 331605, 449509, 1348527, 2247545, 4045581, 6742635, 20227905]

約数ペア:

[(1, 20227905), (3, 6742635), (5, 4045581), (9, 2247545), (15, 1348527), (45, 449509), (61, 331605), (183, 110535), (305, 66321), (549, 36845), (915, 22107), (2745, 7369)]