18217850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{52051}}^1$

素因数の和:52070

約数の個数: 24

約数和(自身を含む): 38726688

約数和(自身を除く): 20508838

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 350, 52051, 104102, 260255, 364357, 520510, 728714, 1301275, 1821785, 2602550, 3643570, 9108925, 18217850]

約数ペア:

[(1, 18217850), (2, 9108925), (5, 3643570), (7, 2602550), (10, 1821785), (14, 1301275), (25, 728714), (35, 520510), (50, 364357), (70, 260255), (175, 104102), (350, 52051)]