20741496

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1753}}^1$

素因数の和:1808

約数の個数: 64

約数和(自身を含む): 56829600

約数和(自身を除く): 36088104

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 29, 34, 51, 58, 68, 87, 102, 116, 136, 174, 204, 232, 348, 408, 493, 696, 986, 1479, 1753, 1972, 2958, 3506, 3944, 5259, 5916, 7012, 10518, 11832, 14024, 21036, 29801, 42072, 50837, 59602, 89403, 101674, 119204, 152511, 178806, 203348, 238408, 305022, 357612, 406696, 610044, 715224, 864229, 1220088, 1728458, 2592687, 3456916, 5185374, 6913832, 10370748, 20741496]

約数ペア:

[(1, 20741496), (2, 10370748), (3, 6913832), (4, 5185374), (6, 3456916), (8, 2592687), (12, 1728458), (17, 1220088), (24, 864229), (29, 715224), (34, 610044), (51, 406696), (58, 357612), (68, 305022), (87, 238408), (102, 203348), (116, 178806), (136, 152511), (174, 119204), (204, 101674), (232, 89403), (348, 59602), (408, 50837), (493, 42072), (696, 29801), (986, 21036), (1479, 14024), (1753, 11832), (1972, 10518), (2958, 7012), (3506, 5916), (3944, 5259)]