2643836

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{3911}}^1$

素因数の和:3941

約数の個数: 18

約数和(自身を含む): 5011272

約数和(自身を除く): 2367436

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 3911, 7822, 15644, 50843, 101686, 203372, 660959, 1321918, 2643836]

約数ペア:

[(1, 2643836), (2, 1321918), (4, 660959), (13, 203372), (26, 101686), (52, 50843), (169, 15644), (338, 7822), (676, 3911)]