19902860

素因数分解:

$2^2\times 5^1\times {\mathrm{233}}^1\times {\mathrm{4271}}^1$

素因数の和:4513

約数の個数: 24

約数和(自身を含む): 41985216

約数和(自身を除く): 22082356

約数列:

[1, 2, 4, 5, 10, 20, 233, 466, 932, 1165, 2330, 4271, 4660, 8542, 17084, 21355, 42710, 85420, 995143, 1990286, 3980572, 4975715, 9951430, 19902860]

約数ペア:

[(1, 19902860), (2, 9951430), (4, 4975715), (5, 3980572), (10, 1990286), (20, 995143), (233, 85420), (466, 42710), (932, 21355), (1165, 17084), (2330, 8542), (4271, 4660)]