20059815

素因数分解:

$3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{12269}}^1$

素因数の和:12386

約数の個数: 16

約数和(自身を含む): 32392800

約数和(自身を除く): 12332985

約数列:

[1, 3, 5, 15, 109, 327, 545, 1635, 12269, 36807, 61345, 184035, 1337321, 4011963, 6686605, 20059815]

約数ペア:

[(1, 20059815), (3, 6686605), (5, 4011963), (15, 1337321), (109, 184035), (327, 61345), (545, 36807), (1635, 12269)]