23520016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1549}}^1$

素因数の和:1643

約数の個数: 40

約数和(自身を含む): 49779800

約数和(自身を除く): 26259784

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 73, 104, 146, 208, 292, 584, 949, 1168, 1549, 1898, 3098, 3796, 6196, 7592, 12392, 15184, 20137, 24784, 40274, 80548, 113077, 161096, 226154, 322192, 452308, 904616, 1470001, 1809232, 2940002, 5880004, 11760008, 23520016]

約数ペア:

[(1, 23520016), (2, 11760008), (4, 5880004), (8, 2940002), (13, 1809232), (16, 1470001), (26, 904616), (52, 452308), (73, 322192), (104, 226154), (146, 161096), (208, 113077), (292, 80548), (584, 40274), (949, 24784), (1168, 20137), (1549, 15184), (1898, 12392), (3098, 7592), (3796, 6196)]