20419642

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{443}}^1\times {\mathrm{1213}}^1$

素因数の和:1677

約数の個数: 16

約数和(自身を含む): 32340960

約数和(自身を除く): 11921318

約数列:

[1, 2, 19, 38, 443, 886, 1213, 2426, 8417, 16834, 23047, 46094, 537359, 1074718, 10209821, 20419642]

約数ペア:

[(1, 20419642), (2, 10209821), (19, 1074718), (38, 537359), (443, 46094), (886, 23047), (1213, 16834), (2426, 8417)]