12980454908

素因数分解:

$2^2\times {\mathrm{5113}}^1\times {\mathrm{634679}}^1$

素因数の和:639796

約数の個数: 12

約数和(自身を含む): 22720274640

約数和(自身を除く): 9739819732

約数列:

[1, 2, 4, 5113, 10226, 20452, 634679, 1269358, 2538716, 3245113727, 6490227454, 12980454908]

約数ペア:

[(1, 12980454908), (2, 6490227454), (4, 3245113727), (5113, 2538716), (10226, 1269358), (20452, 634679)]