20289315678

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{82476893}}^1$

素因数の和:82476939

約数の個数: 16

約数和(自身を含む): 41568354576

約数和(自身を除く): 21279038898

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 82476893, 164953786, 247430679, 494861358, 3381552613, 6763105226, 10144657839, 20289315678]

約数ペア:

[(1, 20289315678), (2, 10144657839), (3, 6763105226), (6, 3381552613), (41, 494861358), (82, 247430679), (123, 164953786), (246, 82476893)]