16561842

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{509}}^1$

素因数の和:571

約数の個数: 64

約数和(自身を含む): 39657600

約数和(自身を除く): 23095758

約数列:

[1, 2, 3, 6, 11, 17, 22, 29, 33, 34, 51, 58, 66, 87, 102, 174, 187, 319, 374, 493, 509, 561, 638, 957, 986, 1018, 1122, 1479, 1527, 1914, 2958, 3054, 5423, 5599, 8653, 10846, 11198, 14761, 16269, 16797, 17306, 25959, 29522, 32538, 33594, 44283, 51918, 88566, 95183, 162371, 190366, 250937, 285549, 324742, 487113, 501874, 571098, 752811, 974226, 1505622, 2760307, 5520614, 8280921, 16561842]

約数ペア:

[(1, 16561842), (2, 8280921), (3, 5520614), (6, 2760307), (11, 1505622), (17, 974226), (22, 752811), (29, 571098), (33, 501874), (34, 487113), (51, 324742), (58, 285549), (66, 250937), (87, 190366), (102, 162371), (174, 95183), (187, 88566), (319, 51918), (374, 44283), (493, 33594), (509, 32538), (561, 29522), (638, 25959), (957, 17306), (986, 16797), (1018, 16269), (1122, 14761), (1479, 11198), (1527, 10846), (1914, 8653), (2958, 5599), (3054, 5423)]