19475154

素因数分解:

$2^1\times 3^4\times {\mathrm{239}}^1\times {\mathrm{503}}^1$

素因数の和:756

約数の個数: 40

約数和(自身を含む): 43908480

約数和(自身を除く): 24433326

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 239, 478, 503, 717, 1006, 1434, 1509, 2151, 3018, 4302, 4527, 6453, 9054, 12906, 13581, 19359, 27162, 38718, 40743, 81486, 120217, 240434, 360651, 721302, 1081953, 2163906, 3245859, 6491718, 9737577, 19475154]

約数ペア:

[(1, 19475154), (2, 9737577), (3, 6491718), (6, 3245859), (9, 2163906), (18, 1081953), (27, 721302), (54, 360651), (81, 240434), (162, 120217), (239, 81486), (478, 40743), (503, 38718), (717, 27162), (1006, 19359), (1434, 13581), (1509, 12906), (2151, 9054), (3018, 6453), (4302, 4527)]