20199641756

素因数分解:

$2^2\times 7^1\times {\mathrm{499}}^1\times {\mathrm{1445723}}^1$

素因数の和:1446233

約数の個数: 24

約数和(自身を含む): 40480272000

約数和(自身を除く): 20280630244

約数列:

[1, 2, 4, 7, 14, 28, 499, 998, 1996, 3493, 6986, 13972, 1445723, 2891446, 5782892, 10120061, 20240122, 40480244, 721415777, 1442831554, 2885663108, 5049910439, 10099820878, 20199641756]

約数ペア:

[(1, 20199641756), (2, 10099820878), (4, 5049910439), (7, 2885663108), (14, 1442831554), (28, 721415777), (499, 40480244), (998, 20240122), (1996, 10120061), (3493, 5782892), (6986, 2891446), (13972, 1445723)]