20606715

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{7507}}^1$

素因数の和:7579

約数の個数: 24

約数和(自身を含む): 36308688

約数和(自身を除く): 15701973

約数列:

[1, 3, 5, 9, 15, 45, 61, 183, 305, 549, 915, 2745, 7507, 22521, 37535, 67563, 112605, 337815, 457927, 1373781, 2289635, 4121343, 6868905, 20606715]

約数ペア:

[(1, 20606715), (3, 6868905), (5, 4121343), (9, 2289635), (15, 1373781), (45, 457927), (61, 337815), (183, 112605), (305, 67563), (549, 37535), (915, 22521), (2745, 7507)]