1401872

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{2137}}^1$

素因数の和:2186

約数の個数: 20

約数和(自身を含む): 2783676

約数和(自身を除く): 1381804

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 2137, 4274, 8548, 17096, 34192, 87617, 175234, 350468, 700936, 1401872]

約数ペア:

[(1, 1401872), (2, 700936), (4, 350468), (8, 175234), (16, 87617), (41, 34192), (82, 17096), (164, 8548), (328, 4274), (656, 2137)]