90381712

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{137777}}^1$

素因数の和:137826

約数の個数: 20

約数和(自身を含む): 179386956

約数和(自身を除く): 89005244

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 137777, 275554, 551108, 1102216, 2204432, 5648857, 11297714, 22595428, 45190856, 90381712]

約数ペア:

[(1, 90381712), (2, 45190856), (4, 22595428), (8, 11297714), (16, 5648857), (41, 2204432), (82, 1102216), (164, 551108), (328, 275554), (656, 137777)]