20211724

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{1031}}^1$

素因数の和:1090

約数の個数: 36

約数和(自身を含む): 39659760

約数和(自身を除く): 19448036

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 169, 338, 377, 676, 754, 1031, 1508, 2062, 4124, 4901, 9802, 13403, 19604, 26806, 29899, 53612, 59798, 119596, 174239, 348478, 388687, 696956, 777374, 1554748, 5052931, 10105862, 20211724]

約数ペア:

[(1, 20211724), (2, 10105862), (4, 5052931), (13, 1554748), (26, 777374), (29, 696956), (52, 388687), (58, 348478), (116, 174239), (169, 119596), (338, 59798), (377, 53612), (676, 29899), (754, 26806), (1031, 19604), (1508, 13403), (2062, 9802), (4124, 4901)]