18394641

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1559}}^1$

素因数の和:1610

約数の個数: 32

約数和(自身を含む): 29952000

約数和(自身を除く): 11557359

約数列:

[1, 3, 9, 19, 23, 27, 57, 69, 171, 207, 437, 513, 621, 1311, 1559, 3933, 4677, 11799, 14031, 29621, 35857, 42093, 88863, 107571, 266589, 322713, 681283, 799767, 968139, 2043849, 6131547, 18394641]

約数ペア:

[(1, 18394641), (3, 6131547), (9, 2043849), (19, 968139), (23, 799767), (27, 681283), (57, 322713), (69, 266589), (171, 107571), (207, 88863), (437, 42093), (513, 35857), (621, 29621), (1311, 14031), (1559, 11799), (3933, 4677)]