1319216

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{2011}}^1$

素因数の和:2060

約数の個数: 20

約数和(自身を含む): 2619624

約数和(自身を除く): 1300408

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 2011, 4022, 8044, 16088, 32176, 82451, 164902, 329804, 659608, 1319216]

約数ペア:

[(1, 1319216), (2, 659608), (4, 329804), (8, 164902), (16, 82451), (41, 32176), (82, 16088), (164, 8044), (328, 4022), (656, 2011)]