18834416

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{28711}}^1$

素因数の和:28760

約数の個数: 20

約数和(自身を含む): 37383024

約数和(自身を除く): 18548608

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 28711, 57422, 114844, 229688, 459376, 1177151, 2354302, 4708604, 9417208, 18834416]

約数ペア:

[(1, 18834416), (2, 9417208), (4, 4708604), (8, 2354302), (16, 1177151), (41, 459376), (82, 229688), (164, 114844), (328, 57422), (656, 28711)]