1653776

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{2521}}^1$

素因数の和:2570

約数の個数: 20

約数和(自身を含む): 3283644

約数和(自身を除く): 1629868

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 2521, 5042, 10084, 20168, 40336, 103361, 206722, 413444, 826888, 1653776]

約数ペア:

[(1, 1653776), (2, 826888), (4, 413444), (8, 206722), (16, 103361), (41, 40336), (82, 20168), (164, 10084), (328, 5042), (656, 2521)]