1666649426

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1563461}}^1$

素因数の和:1563517

約数の個数: 16

約数和(自身を含む): 2757946968

約数和(自身を除く): 1091297542

約数列:

[1, 2, 13, 26, 41, 82, 533, 1066, 1563461, 3126922, 20324993, 40649986, 64101901, 128203802, 833324713, 1666649426]

約数ペア:

[(1, 1666649426), (2, 833324713), (13, 128203802), (26, 64101901), (41, 40649986), (82, 20324993), (533, 3126922), (1066, 1563461)]