19803844

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{1627}}^1$

素因数の和:1827

約数の個数: 24

約数和(自身を含む): 36923040

約数和(自身を除く): 17119196

約数列:

[1, 2, 4, 17, 34, 68, 179, 358, 716, 1627, 3043, 3254, 6086, 6508, 12172, 27659, 55318, 110636, 291233, 582466, 1164932, 4950961, 9901922, 19803844]

約数ペア:

[(1, 19803844), (2, 9901922), (4, 4950961), (17, 1164932), (34, 582466), (68, 291233), (179, 110636), (358, 55318), (716, 27659), (1627, 12172), (3043, 6508), (3254, 6086)]