40016242

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{21491}}^1$

素因数の和:21526

約数の個数: 24

約数和(自身を含む): 73502640

約数和(自身を除く): 33486398

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 931, 1862, 21491, 42982, 150437, 300874, 408329, 816658, 1053059, 2106118, 2858303, 5716606, 20008121, 40016242]

約数ペア:

[(1, 40016242), (2, 20008121), (7, 5716606), (14, 2858303), (19, 2106118), (38, 1053059), (49, 816658), (98, 408329), (133, 300874), (266, 150437), (931, 42982), (1862, 21491)]