20960336

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{18451}}^1$

素因数の和:18530

約数の個数: 20

約数和(自身を含む): 41184864

約数和(自身を除く): 20224528

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 18451, 36902, 73804, 147608, 295216, 1310021, 2620042, 5240084, 10480168, 20960336]

約数ペア:

[(1, 20960336), (2, 10480168), (4, 5240084), (8, 2620042), (16, 1310021), (71, 295216), (142, 147608), (284, 73804), (568, 36902), (1136, 18451)]