676336

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{1031}}^1$

素因数の和:1080

約数の個数: 20

約数和(自身を含む): 1343664

約数和(自身を除く): 667328

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 1031, 2062, 4124, 8248, 16496, 42271, 84542, 169084, 338168, 676336]

約数ペア:

[(1, 676336), (2, 338168), (4, 169084), (8, 84542), (16, 42271), (41, 16496), (82, 8248), (164, 4124), (328, 2062), (656, 1031)]