17319970

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{857}}^1$

素因数の和:954

約数の個数: 32

約数和(自身を含む): 32617728

約数和(自身を除く): 15297758

約数列:

[1, 2, 5, 10, 43, 47, 86, 94, 215, 235, 430, 470, 857, 1714, 2021, 4042, 4285, 8570, 10105, 20210, 36851, 40279, 73702, 80558, 184255, 201395, 368510, 402790, 1731997, 3463994, 8659985, 17319970]

約数ペア:

[(1, 17319970), (2, 8659985), (5, 3463994), (10, 1731997), (43, 402790), (47, 368510), (86, 201395), (94, 184255), (215, 80558), (235, 73702), (430, 40279), (470, 36851), (857, 20210), (1714, 10105), (2021, 8570), (4042, 4285)]