19599820

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{10103}}^1$

素因数の和:10209

約数の個数: 24

約数和(自身を含む): 41588064

約数和(自身を除く): 21988244

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 10103, 20206, 40412, 50515, 101030, 202060, 979991, 1959982, 3919964, 4899955, 9799910, 19599820]

約数ペア:

[(1, 19599820), (2, 9799910), (4, 4899955), (5, 3919964), (10, 1959982), (20, 979991), (97, 202060), (194, 101030), (388, 50515), (485, 40412), (970, 20206), (1940, 10103)]