20180881002

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{78220469}}^1$

素因数の和:78220517

約数の個数: 16

約数和(自身を含む): 41300408160

約数和(自身を除く): 21119527158

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 78220469, 156440938, 234661407, 469322814, 3363480167, 6726960334, 10090440501, 20180881002]

約数ペア:

[(1, 20180881002), (2, 10090440501), (3, 6726960334), (6, 3363480167), (43, 469322814), (86, 234661407), (129, 156440938), (258, 78220469)]