2019980784

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{1026413}}^1$

素因数の和:1026465

約数の個数: 40

約数和(自身を含む): 5345564112

約数和(自身を除く): 3325583328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 246, 328, 492, 656, 984, 1968, 1026413, 2052826, 3079239, 4105652, 6158478, 8211304, 12316956, 16422608, 24633912, 42082933, 49267824, 84165866, 126248799, 168331732, 252497598, 336663464, 504995196, 673326928, 1009990392, 2019980784]

約数ペア:

[(1, 2019980784), (2, 1009990392), (3, 673326928), (4, 504995196), (6, 336663464), (8, 252497598), (12, 168331732), (16, 126248799), (24, 84165866), (41, 49267824), (48, 42082933), (82, 24633912), (123, 16422608), (164, 12316956), (246, 8211304), (328, 6158478), (492, 4105652), (656, 3079239), (984, 2052826), (1968, 1026413)]