81221162

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{194309}}^1$

素因数の和:194341

約数の個数: 16

約数和(自身を含む): 139903200

約数和(自身を除く): 58682038

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 194309, 388618, 2137399, 3691871, 4274798, 7383742, 40610581, 81221162]

約数ペア:

[(1, 81221162), (2, 40610581), (11, 7383742), (19, 4274798), (22, 3691871), (38, 2137399), (209, 388618), (418, 194309)]