20190365

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{2903}}^1$

素因数の和:3028

約数の個数: 16

約数和(自身を含む): 26345088

約数和(自身を除く): 6154723

約数列:

[1, 5, 13, 65, 107, 535, 1391, 2903, 6955, 14515, 37739, 188695, 310621, 1553105, 4038073, 20190365]

約数ペア:

[(1, 20190365), (5, 4038073), (13, 1553105), (65, 310621), (107, 188695), (535, 37739), (1391, 14515), (2903, 6955)]