19660670

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{6803}}^1$

素因数の和:6844

約数の個数: 24

約数和(自身を含む): 37598904

約数和(自身を除く): 17938234

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2890, 6803, 13606, 34015, 68030, 115651, 231302, 578255, 1156510, 1966067, 3932134, 9830335, 19660670]

約数ペア:

[(1, 19660670), (2, 9830335), (5, 3932134), (10, 1966067), (17, 1156510), (34, 578255), (85, 231302), (170, 115651), (289, 68030), (578, 34015), (1445, 13606), (2890, 6803)]