2019906188972

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{491}}^1\times {\mathrm{8642567}}^1$

素因数の和:8643086

約数の個数: 48

約数和(自身を含む): 4286160603648

約数和(自身を除く): 2266254414676

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 491, 982, 1964, 3437, 6874, 8347, 13748, 16694, 33388, 58429, 116858, 233716, 8642567, 17285134, 34570268, 60497969, 120995938, 146923639, 241991876, 293847278, 587694556, 1028465473, 2056930946, 4113861892, 4243500397, 8487000794, 16974001588, 29704502779, 59409005558, 72139506749, 118818011116, 144279013498, 288558026996, 504976547243, 1009953094486, 2019906188972]

約数ペア:

[(1, 2019906188972), (2, 1009953094486), (4, 504976547243), (7, 288558026996), (14, 144279013498), (17, 118818011116), (28, 72139506749), (34, 59409005558), (68, 29704502779), (119, 16974001588), (238, 8487000794), (476, 4243500397), (491, 4113861892), (982, 2056930946), (1964, 1028465473), (3437, 587694556), (6874, 293847278), (8347, 241991876), (13748, 146923639), (16694, 120995938), (33388, 60497969), (58429, 34570268), (116858, 17285134), (233716, 8642567)]