19764528

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{997}}^1$

素因数の和:1074

約数の個数: 80

約数和(自身を含む): 59400960

約数和(自身を除く): 39636432

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 59, 84, 112, 118, 168, 177, 236, 336, 354, 413, 472, 708, 826, 944, 997, 1239, 1416, 1652, 1994, 2478, 2832, 2991, 3304, 3988, 4956, 5982, 6608, 6979, 7976, 9912, 11964, 13958, 15952, 19824, 20937, 23928, 27916, 41874, 47856, 55832, 58823, 83748, 111664, 117646, 167496, 176469, 235292, 334992, 352938, 411761, 470584, 705876, 823522, 941168, 1235283, 1411752, 1647044, 2470566, 2823504, 3294088, 4941132, 6588176, 9882264, 19764528]

約数ペア:

[(1, 19764528), (2, 9882264), (3, 6588176), (4, 4941132), (6, 3294088), (7, 2823504), (8, 2470566), (12, 1647044), (14, 1411752), (16, 1235283), (21, 941168), (24, 823522), (28, 705876), (42, 470584), (48, 411761), (56, 352938), (59, 334992), (84, 235292), (112, 176469), (118, 167496), (168, 117646), (177, 111664), (236, 83748), (336, 58823), (354, 55832), (413, 47856), (472, 41874), (708, 27916), (826, 23928), (944, 20937), (997, 19824), (1239, 15952), (1416, 13958), (1652, 11964), (1994, 9912), (2478, 7976), (2832, 6979), (2991, 6608), (3304, 5982), (3988, 4956)]