20218573912

素因数分解:

$2^3\times {\mathrm{577}}^1\times {\mathrm{4380107}}^1$

素因数の和:4380690

約数の個数: 16

約数和(自身を含む): 37975536360

約数和(自身を除く): 17756962448

約数列:

[1, 2, 4, 8, 577, 1154, 2308, 4616, 4380107, 8760214, 17520428, 35040856, 2527321739, 5054643478, 10109286956, 20218573912]

約数ペア:

[(1, 20218573912), (2, 10109286956), (4, 5054643478), (8, 2527321739), (577, 35040856), (1154, 17520428), (2308, 8760214), (4616, 4380107)]