20218804712

素因数分解:

$2^3\times {\mathrm{577}}^1\times {\mathrm{4380157}}^1$

素因数の和:4380740

約数の個数: 16

約数和(自身を含む): 37975969860

約数和(自身を除く): 17757165148

約数列:

[1, 2, 4, 8, 577, 1154, 2308, 4616, 4380157, 8760314, 17520628, 35041256, 2527350589, 5054701178, 10109402356, 20218804712]

約数ペア:

[(1, 20218804712), (2, 10109402356), (4, 5054701178), (8, 2527350589), (577, 35041256), (1154, 17520628), (2308, 8760314), (4616, 4380157)]