67886164

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{20773}}^1$

素因数の和:20839

約数の個数: 24

約数和(自身を含む): 127967840

約数和(自身を除く): 60081676

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 817, 1634, 3268, 20773, 41546, 83092, 394687, 789374, 893239, 1578748, 1786478, 3572956, 16971541, 33943082, 67886164]

約数ペア:

[(1, 67886164), (2, 33943082), (4, 16971541), (19, 3572956), (38, 1786478), (43, 1578748), (76, 893239), (86, 789374), (172, 394687), (817, 83092), (1634, 41546), (3268, 20773)]