19645872

素因数分解:

$2^4\times 3^1\times {\mathrm{409289}}^1$

素因数の和:409300

約数の個数: 20

約数和(自身を含む): 50751960

約数和(自身を除く): 31106088

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 409289, 818578, 1227867, 1637156, 2455734, 3274312, 4911468, 6548624, 9822936, 19645872]

約数ペア:

[(1, 19645872), (2, 9822936), (3, 6548624), (4, 4911468), (6, 3274312), (8, 2455734), (12, 1637156), (16, 1227867), (24, 818578), (48, 409289)]