19889576

素因数分解:

$2^3\times 7^1\times {\mathrm{355171}}^1$

素因数の和:355184

約数の個数: 16

約数和(自身を含む): 42620640

約数和(自身を除く): 22731064

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 355171, 710342, 1420684, 2486197, 2841368, 4972394, 9944788, 19889576]

約数ペア:

[(1, 19889576), (2, 9944788), (4, 4972394), (7, 2841368), (8, 2486197), (14, 1420684), (28, 710342), (56, 355171)]