18143220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2381}}^1$

素因数の和:2520

約数の個数: 48

約数和(自身を含む): 51222528

約数和(自身を除く): 33079308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 127, 254, 381, 508, 635, 762, 1270, 1524, 1905, 2381, 2540, 3810, 4762, 7143, 7620, 9524, 11905, 14286, 23810, 28572, 35715, 47620, 71430, 142860, 302387, 604774, 907161, 1209548, 1511935, 1814322, 3023870, 3628644, 4535805, 6047740, 9071610, 18143220]

約数ペア:

[(1, 18143220), (2, 9071610), (3, 6047740), (4, 4535805), (5, 3628644), (6, 3023870), (10, 1814322), (12, 1511935), (15, 1209548), (20, 907161), (30, 604774), (60, 302387), (127, 142860), (254, 71430), (381, 47620), (508, 35715), (635, 28572), (762, 23810), (1270, 14286), (1524, 11905), (1905, 9524), (2381, 7620), (2540, 7143), (3810, 4762)]