19037668

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{1361}}^1$

素因数の和:1647

約数の個数: 24

約数和(自身を含む): 36038520

約数和(自身を除く): 17000852

約数列:

[1, 2, 4, 13, 26, 52, 269, 538, 1076, 1361, 2722, 3497, 5444, 6994, 13988, 17693, 35386, 70772, 366109, 732218, 1464436, 4759417, 9518834, 19037668]

約数ペア:

[(1, 19037668), (2, 9518834), (4, 4759417), (13, 1464436), (26, 732218), (52, 366109), (269, 70772), (538, 35386), (1076, 17693), (1361, 13988), (2722, 6994), (3497, 5444)]