219626852

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{17729}}^1$

素因数の和:17915

約数の個数: 24

約数和(自身を含む): 407080800

約数和(自身を除く): 187453948

約数列:

[1, 2, 4, 19, 38, 76, 163, 326, 652, 3097, 6194, 12388, 17729, 35458, 70916, 336851, 673702, 1347404, 2889827, 5779654, 11559308, 54906713, 109813426, 219626852]

約数ペア:

[(1, 219626852), (2, 109813426), (4, 54906713), (19, 11559308), (38, 5779654), (76, 2889827), (163, 1347404), (326, 673702), (652, 336851), (3097, 70916), (6194, 35458), (12388, 17729)]