19268228

素因数分解:

$2^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{5023}}^1$

素因数の和:5171

約数の個数: 24

約数和(自身を含む): 38825472

約数和(自身を除く): 19557244

約数列:

[1, 2, 4, 7, 14, 28, 137, 274, 548, 959, 1918, 3836, 5023, 10046, 20092, 35161, 70322, 140644, 688151, 1376302, 2752604, 4817057, 9634114, 19268228]

約数ペア:

[(1, 19268228), (2, 9634114), (4, 4817057), (7, 2752604), (14, 1376302), (28, 688151), (137, 140644), (274, 70322), (548, 35161), (959, 20092), (1918, 10046), (3836, 5023)]