19338788

素因数分解:

$2^2\times 7^1\times {\mathrm{349}}^1\times {\mathrm{1979}}^1$

素因数の和:2339

約数の個数: 24

約数和(自身を含む): 38808000

約数和(自身を除く): 19469212

約数列:

[1, 2, 4, 7, 14, 28, 349, 698, 1396, 1979, 2443, 3958, 4886, 7916, 9772, 13853, 27706, 55412, 690671, 1381342, 2762684, 4834697, 9669394, 19338788]

約数ペア:

[(1, 19338788), (2, 9669394), (4, 4834697), (7, 2762684), (14, 1381342), (28, 690671), (349, 55412), (698, 27706), (1396, 13853), (1979, 9772), (2443, 7916), (3958, 4886)]