20533995

素因数分解:

$3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{3593}}^1$

素因数の和:3731

約数の個数: 24

約数和(自身を含む): 35882496

約数和(自身を除く): 15348501

約数列:

[1, 3, 5, 9, 15, 45, 127, 381, 635, 1143, 1905, 3593, 5715, 10779, 17965, 32337, 53895, 161685, 456311, 1368933, 2281555, 4106799, 6844665, 20533995]

約数ペア:

[(1, 20533995), (3, 6844665), (5, 4106799), (9, 2281555), (15, 1368933), (45, 456311), (127, 161685), (381, 53895), (635, 32337), (1143, 17965), (1905, 10779), (3593, 5715)]