19722288

素因数分解:

$2^4\times 3^1\times {\mathrm{641}}^2$

素因数の和:1293

約数の個数: 30

約数和(自身を含む): 51028852

約数和(自身を除く): 31306564

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 641, 1282, 1923, 2564, 3846, 5128, 7692, 10256, 15384, 30768, 410881, 821762, 1232643, 1643524, 2465286, 3287048, 4930572, 6574096, 9861144, 19722288]

約数ペア:

[(1, 19722288), (2, 9861144), (3, 6574096), (4, 4930572), (6, 3287048), (8, 2465286), (12, 1643524), (16, 1232643), (24, 821762), (48, 410881), (641, 30768), (1282, 15384), (1923, 10256), (2564, 7692), (3846, 5128)]