19215396

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^2\times {\mathrm{1009}}^1$

素因数の和:1065

約数の個数: 54

約数和(自身を含む): 50826230

約数和(自身を除く): 31610834

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 529, 828, 1009, 1058, 1587, 2018, 2116, 3027, 3174, 4036, 4761, 6054, 6348, 9081, 9522, 12108, 18162, 19044, 23207, 36324, 46414, 69621, 92828, 139242, 208863, 278484, 417726, 533761, 835452, 1067522, 1601283, 2135044, 3202566, 4803849, 6405132, 9607698, 19215396]

約数ペア:

[(1, 19215396), (2, 9607698), (3, 6405132), (4, 4803849), (6, 3202566), (9, 2135044), (12, 1601283), (18, 1067522), (23, 835452), (36, 533761), (46, 417726), (69, 278484), (92, 208863), (138, 139242), (207, 92828), (276, 69621), (414, 46414), (529, 36324), (828, 23207), (1009, 19044), (1058, 18162), (1587, 12108), (2018, 9522), (2116, 9081), (3027, 6348), (3174, 6054), (4036, 4761)]