9855820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37907}}^1$

素因数の和:37929

約数の個数: 24

約数和(自身を含む): 22289904

約数和(自身を除く): 12434084

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 37907, 75814, 151628, 189535, 379070, 492791, 758140, 985582, 1971164, 2463955, 4927910, 9855820]

約数ペア:

[(1, 9855820), (2, 4927910), (4, 2463955), (5, 1971164), (10, 985582), (13, 758140), (20, 492791), (26, 379070), (52, 189535), (65, 151628), (130, 75814), (260, 37907)]