19978104

素因数分解:

$2^3\times 3^1\times {\mathrm{832421}}^1$

素因数の和:832430

約数の個数: 16

約数和(自身を含む): 49945320

約数和(自身を除く): 29967216

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 832421, 1664842, 2497263, 3329684, 4994526, 6659368, 9989052, 19978104]

約数ペア:

[(1, 19978104), (2, 9989052), (3, 6659368), (4, 4994526), (6, 3329684), (8, 2497263), (12, 1664842), (24, 832421)]