81123806

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{919}}^1$

素因数の和:1064

約数の個数: 32

約数和(自身を含む): 135129600

約数和(自身を除く): 54005794

約数列:

[1, 2, 19, 23, 38, 46, 101, 202, 437, 874, 919, 1838, 1919, 2323, 3838, 4646, 17461, 21137, 34922, 42274, 44137, 88274, 92819, 185638, 401603, 803206, 1763561, 2134837, 3527122, 4269674, 40561903, 81123806]

約数ペア:

[(1, 81123806), (2, 40561903), (19, 4269674), (23, 3527122), (38, 2134837), (46, 1763561), (101, 803206), (202, 401603), (437, 185638), (874, 92819), (919, 88274), (1838, 44137), (1919, 42274), (2323, 34922), (3838, 21137), (4646, 17461)]