2190978868

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{3241093}}^1$

素因数の和:3241123

約数の個数: 18

約数和(自身を含む): 4151841414

約数和(自身を除く): 1960862546

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 3241093, 6482186, 12964372, 42134209, 84268418, 168536836, 547744717, 1095489434, 2190978868]

約数ペア:

[(1, 2190978868), (2, 1095489434), (4, 547744717), (13, 168536836), (26, 84268418), (52, 42134209), (169, 12964372), (338, 6482186), (676, 3241093)]