2020199223

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2599999}}^1$

素因数の和:2600046

約数の個数: 16

約数和(自身を含む): 3161600000

約数和(自身を除く): 1141400777

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 2599999, 7799997, 18199993, 54599979, 96199963, 288599889, 673399741, 2020199223]

約数ペア:

[(1, 2020199223), (3, 673399741), (7, 288599889), (21, 96199963), (37, 54599979), (111, 18199993), (259, 7799997), (777, 2599999)]