18565740

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{34381}}^1$

素因数の和:34399

約数の個数: 48

約数和(自身を含む): 57761760

約数和(自身を除く): 39196020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 34381, 68762, 103143, 137524, 171905, 206286, 309429, 343810, 412572, 515715, 618858, 687620, 928287, 1031430, 1237716, 1547145, 1856574, 2062860, 3094290, 3713148, 4641435, 6188580, 9282870, 18565740]

約数ペア:

[(1, 18565740), (2, 9282870), (3, 6188580), (4, 4641435), (5, 3713148), (6, 3094290), (9, 2062860), (10, 1856574), (12, 1547145), (15, 1237716), (18, 1031430), (20, 928287), (27, 687620), (30, 618858), (36, 515715), (45, 412572), (54, 343810), (60, 309429), (90, 206286), (108, 171905), (135, 137524), (180, 103143), (270, 68762), (540, 34381)]