18010195

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 27332640

約数和(自身を除く): 9322445

約数列:

[1, 5, 7, 19, 35, 49, 53, 73, 95, 133, 245, 265, 365, 371, 511, 665, 931, 1007, 1387, 1855, 2555, 2597, 3577, 3869, 4655, 5035, 6935, 7049, 9709, 12985, 17885, 19345, 27083, 35245, 48545, 49343, 67963, 73511, 135415, 189581, 246715, 339815, 367555, 514577, 947905, 2572885, 3602039, 18010195]

約数ペア:

[(1, 18010195), (5, 3602039), (7, 2572885), (19, 947905), (35, 514577), (49, 367555), (53, 339815), (73, 246715), (95, 189581), (133, 135415), (245, 73511), (265, 67963), (365, 49343), (371, 48545), (511, 35245), (665, 27083), (931, 19345), (1007, 17885), (1387, 12985), (1855, 9709), (2555, 7049), (2597, 6935), (3577, 5035), (3869, 4655)]