12639224

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{121531}}^1$

素因数の和:121550

約数の個数: 16

約数和(自身を含む): 25521720

約数和(自身を除く): 12882496

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 121531, 243062, 486124, 972248, 1579903, 3159806, 6319612, 12639224]

約数ペア:

[(1, 12639224), (2, 6319612), (4, 3159806), (8, 1579903), (13, 972248), (26, 486124), (52, 243062), (104, 121531)]