891568

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{541}}^1$

素因数の和:652

約数の個数: 20

約数和(自身を含む): 1747408

約数和(自身を除く): 855840

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 541, 824, 1082, 1648, 2164, 4328, 8656, 55723, 111446, 222892, 445784, 891568]

約数ペア:

[(1, 891568), (2, 445784), (4, 222892), (8, 111446), (16, 55723), (103, 8656), (206, 4328), (412, 2164), (541, 1648), (824, 1082)]