18810296

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{138311}}^1$

素因数の和:138334

約数の個数: 16

約数和(自身を含む): 37344240

約数和(自身を除く): 18533944

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 138311, 276622, 553244, 1106488, 2351287, 4702574, 9405148, 18810296]

約数ペア:

[(1, 18810296), (2, 9405148), (4, 4702574), (8, 2351287), (17, 1106488), (34, 553244), (68, 276622), (136, 138311)]