18516136

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{107}}^1\times {\mathrm{223}}^1$

素因数の和:433

約数の個数: 32

約数和(自身を含む): 35562240

約数和(自身を除く): 17046104

約数列:

[1, 2, 4, 8, 97, 107, 194, 214, 223, 388, 428, 446, 776, 856, 892, 1784, 10379, 20758, 21631, 23861, 41516, 43262, 47722, 83032, 86524, 95444, 173048, 190888, 2314517, 4629034, 9258068, 18516136]

約数ペア:

[(1, 18516136), (2, 9258068), (4, 4629034), (8, 2314517), (97, 190888), (107, 173048), (194, 95444), (214, 86524), (223, 83032), (388, 47722), (428, 43262), (446, 41516), (776, 23861), (856, 21631), (892, 20758), (1784, 10379)]