2019194516

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{2687}}^1$

素因数の和:3008

約数の個数: 48

約数和(自身を含む): 3844786176

約数和(自身を除く): 1825591660

約数列:

[1, 2, 4, 17, 34, 43, 68, 86, 172, 257, 514, 731, 1028, 1462, 2687, 2924, 4369, 5374, 8738, 10748, 11051, 17476, 22102, 44204, 45679, 91358, 115541, 182716, 187867, 231082, 375734, 462164, 690559, 751468, 1381118, 1964197, 2762236, 3928394, 7856788, 11739503, 23479006, 29694037, 46958012, 59388074, 118776148, 504798629, 1009597258, 2019194516]

約数ペア:

[(1, 2019194516), (2, 1009597258), (4, 504798629), (17, 118776148), (34, 59388074), (43, 46958012), (68, 29694037), (86, 23479006), (172, 11739503), (257, 7856788), (514, 3928394), (731, 2762236), (1028, 1964197), (1462, 1381118), (2687, 751468), (2924, 690559), (4369, 462164), (5374, 375734), (8738, 231082), (10748, 187867), (11051, 182716), (17476, 115541), (22102, 91358), (44204, 45679)]