1660336

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{2531}}^1$

素因数の和:2580

約数の個数: 20

約数和(自身を含む): 3296664

約数和(自身を除く): 1636328

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 2531, 5062, 10124, 20248, 40496, 103771, 207542, 415084, 830168, 1660336]

約数ペア:

[(1, 1660336), (2, 830168), (4, 415084), (8, 207542), (16, 103771), (41, 40496), (82, 20248), (164, 10124), (328, 5062), (656, 2531)]