16439740

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{4259}}^1$

素因数の和:4461

約数の個数: 24

約数和(自身を含む): 34710480

約数和(自身を除く): 18270740

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 772, 965, 1930, 3860, 4259, 8518, 17036, 21295, 42590, 85180, 821987, 1643974, 3287948, 4109935, 8219870, 16439740]

約数ペア:

[(1, 16439740), (2, 8219870), (4, 4109935), (5, 3287948), (10, 1643974), (20, 821987), (193, 85180), (386, 42590), (772, 21295), (965, 17036), (1930, 8518), (3860, 4259)]