19576060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2087}}^1$

素因数の和:2170

約数の個数: 48

約数和(自身を含む): 47706624

約数和(自身を除く): 28130564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 268, 335, 469, 670, 938, 1340, 1876, 2087, 2345, 4174, 4690, 8348, 9380, 10435, 14609, 20870, 29218, 41740, 58436, 73045, 139829, 146090, 279658, 292180, 559316, 699145, 978803, 1398290, 1957606, 2796580, 3915212, 4894015, 9788030, 19576060]

約数ペア:

[(1, 19576060), (2, 9788030), (4, 4894015), (5, 3915212), (7, 2796580), (10, 1957606), (14, 1398290), (20, 978803), (28, 699145), (35, 559316), (67, 292180), (70, 279658), (134, 146090), (140, 139829), (268, 73045), (335, 58436), (469, 41740), (670, 29218), (938, 20870), (1340, 14609), (1876, 10435), (2087, 9380), (2345, 8348), (4174, 4690)]