19997777657

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2975417}}^1$

素因数の和:2975488

約数の個数: 16

約数和(自身を含む): 23993770752

約数和(自身を除く): 3995993095

約数列:

[1, 11, 13, 47, 143, 517, 611, 6721, 2975417, 32729587, 38680421, 139844599, 425484631, 1538290589, 1817979787, 19997777657]

約数ペア:

[(1, 19997777657), (11, 1817979787), (13, 1538290589), (47, 425484631), (143, 139844599), (517, 38680421), (611, 32729587), (6721, 2975417)]