20477778

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{83243}}^1$

素因数の和:83289

約数の個数: 16

約数和(自身を含む): 41954976

約数和(自身を除く): 21477198

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 83243, 166486, 249729, 499458, 3412963, 6825926, 10238889, 20477778]

約数ペア:

[(1, 20477778), (2, 10238889), (3, 6825926), (6, 3412963), (41, 499458), (82, 249729), (123, 166486), (246, 83243)]