20546988464

素因数分解:

$2^4\times {\mathrm{577}}^1\times {\mathrm{2225627}}^1$

素因数の和:2226212

約数の個数: 20

約数和(自身を含む): 39878802504

約数和(自身を除く): 19331814040

約数列:

[1, 2, 4, 8, 16, 577, 1154, 2308, 4616, 9232, 2225627, 4451254, 8902508, 17805016, 35610032, 1284186779, 2568373558, 5136747116, 10273494232, 20546988464]

約数ペア:

[(1, 20546988464), (2, 10273494232), (4, 5136747116), (8, 2568373558), (16, 1284186779), (577, 35610032), (1154, 17805016), (2308, 8902508), (4616, 4451254), (9232, 2225627)]