19445013

素因数分解:

$3^2\times 7^3\times {\mathrm{6299}}^1$

素因数の和:6326

約数の個数: 24

約数和(自身を含む): 32760000

約数和(自身を除く): 13314987

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 6299, 18897, 44093, 56691, 132279, 308651, 396837, 925953, 2160557, 2777859, 6481671, 19445013]

約数ペア:

[(1, 19445013), (3, 6481671), (7, 2777859), (9, 2160557), (21, 925953), (49, 396837), (63, 308651), (147, 132279), (343, 56691), (441, 44093), (1029, 18897), (3087, 6299)]