20898175035

素因数分解:

$3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{3581521}}^1$

素因数の和:3581918

約数の個数: 16

約数和(自身を含む): 33523045920

約数和(自身を除く): 12624870885

約数列:

[1, 3, 5, 15, 389, 1167, 1945, 5835, 3581521, 10744563, 17907605, 53722815, 1393211669, 4179635007, 6966058345, 20898175035]

約数ペア:

[(1, 20898175035), (3, 6966058345), (5, 4179635007), (15, 1393211669), (389, 53722815), (1167, 17907605), (1945, 10744563), (5835, 3581521)]