12980572

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{15527}}^1$

素因数の和:15561

約数の個数: 24

約数和(自身を含む): 26087040

約数和(自身を除く): 13106468

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 15527, 31054, 62108, 170797, 295013, 341594, 590026, 683188, 1180052, 3245143, 6490286, 12980572]

約数ペア:

[(1, 12980572), (2, 6490286), (4, 3245143), (11, 1180052), (19, 683188), (22, 590026), (38, 341594), (44, 295013), (76, 170797), (209, 62108), (418, 31054), (836, 15527)]