18796690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{1597}}^1$

素因数の和:1722

約数の個数: 32

約数和(自身を含む): 37278144

約数和(自身を除く): 18481454

約数列:

[1, 2, 5, 10, 11, 22, 55, 107, 110, 214, 535, 1070, 1177, 1597, 2354, 3194, 5885, 7985, 11770, 15970, 17567, 35134, 87835, 170879, 175670, 341758, 854395, 1708790, 1879669, 3759338, 9398345, 18796690]

約数ペア:

[(1, 18796690), (2, 9398345), (5, 3759338), (10, 1879669), (11, 1708790), (22, 854395), (55, 341758), (107, 175670), (110, 170879), (214, 87835), (535, 35134), (1070, 17567), (1177, 15970), (1597, 11770), (2354, 7985), (3194, 5885)]