18891156

素因数分解:

$2^2\times 3^1\times {\mathrm{997}}^1\times {\mathrm{1579}}^1$

素因数の和:2583

約数の個数: 24

約数和(自身を含む): 44151520

約数和(自身を除く): 25260364

約数列:

[1, 2, 3, 4, 6, 12, 997, 1579, 1994, 2991, 3158, 3988, 4737, 5982, 6316, 9474, 11964, 18948, 1574263, 3148526, 4722789, 6297052, 9445578, 18891156]

約数ペア:

[(1, 18891156), (2, 9445578), (3, 6297052), (4, 4722789), (6, 3148526), (12, 1574263), (997, 18948), (1579, 11964), (1994, 9474), (2991, 6316), (3158, 5982), (3988, 4737)]