19463884

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{2557}}^1$

素因数の和:2745

約数の個数: 24

約数和(自身を含む): 37387728

約数和(自身を除く): 17923844

約数列:

[1, 2, 4, 11, 22, 44, 173, 346, 692, 1903, 2557, 3806, 5114, 7612, 10228, 28127, 56254, 112508, 442361, 884722, 1769444, 4865971, 9731942, 19463884]

約数ペア:

[(1, 19463884), (2, 9731942), (4, 4865971), (11, 1769444), (22, 884722), (44, 442361), (173, 112508), (346, 56254), (692, 28127), (1903, 10228), (2557, 7612), (3806, 5114)]