19690328

素因数分解:

$2^3\times 7^1\times {\mathrm{587}}^1\times {\mathrm{599}}^1$

素因数の和:1199

約数の個数: 32

約数和(自身を含む): 42336000

約数和(自身を除く): 22645672

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 587, 599, 1174, 1198, 2348, 2396, 4109, 4193, 4696, 4792, 8218, 8386, 16436, 16772, 32872, 33544, 351613, 703226, 1406452, 2461291, 2812904, 4922582, 9845164, 19690328]

約数ペア:

[(1, 19690328), (2, 9845164), (4, 4922582), (7, 2812904), (8, 2461291), (14, 1406452), (28, 703226), (56, 351613), (587, 33544), (599, 32872), (1174, 16772), (1198, 16436), (2348, 8386), (2396, 8218), (4109, 4792), (4193, 4696)]