20403900315

素因数分解:

$3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{4489307}}^1$

素因数の和:4489419

約数の個数: 24

約数和(自身を含む): 35716934448

約数和(自身を除く): 15313034133

約数列:

[1, 3, 5, 9, 15, 45, 101, 303, 505, 909, 1515, 4545, 4489307, 13467921, 22446535, 40403763, 67339605, 202018815, 453420007, 1360260021, 2267100035, 4080780063, 6801300105, 20403900315]

約数ペア:

[(1, 20403900315), (3, 6801300105), (5, 4080780063), (9, 2267100035), (15, 1360260021), (45, 453420007), (101, 202018815), (303, 67339605), (505, 40403763), (909, 22446535), (1515, 13467921), (4545, 4489307)]