19532836

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^2\times {\mathrm{139}}^1$

素因数の和:248

約数の個数: 36

約数和(自身を含む): 37102800

約数和(自身を除く): 17569964

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 139, 172, 278, 556, 817, 1634, 1849, 2641, 3268, 3698, 5282, 5977, 7396, 10564, 11954, 23908, 35131, 70262, 113563, 140524, 227126, 257011, 454252, 514022, 1028044, 4883209, 9766418, 19532836]

約数ペア:

[(1, 19532836), (2, 9766418), (4, 4883209), (19, 1028044), (38, 514022), (43, 454252), (76, 257011), (86, 227126), (139, 140524), (172, 113563), (278, 70262), (556, 35131), (817, 23908), (1634, 11954), (1849, 10564), (2641, 7396), (3268, 5977), (3698, 5282)]