18393473

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:413

約数の個数: 24

約数和(自身を含む): 23048064

約数和(自身を除く): 4654591

約数列:

[1, 7, 17, 49, 71, 119, 311, 497, 833, 1207, 2177, 3479, 5287, 8449, 15239, 22081, 37009, 59143, 154567, 259063, 375377, 1081969, 2627639, 18393473]

約数ペア:

[(1, 18393473), (7, 2627639), (17, 1081969), (49, 375377), (71, 259063), (119, 154567), (311, 59143), (497, 37009), (833, 22081), (1207, 15239), (2177, 8449), (3479, 5287)]