27640496

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{132887}}^1$

素因数の和:132908

約数の個数: 20

約数和(自身を含む): 57673392

約数和(自身を除く): 30032896

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 132887, 265774, 531548, 1063096, 1727531, 2126192, 3455062, 6910124, 13820248, 27640496]

約数ペア:

[(1, 27640496), (2, 13820248), (4, 6910124), (8, 3455062), (13, 2126192), (16, 1727531), (26, 1063096), (52, 531548), (104, 265774), (208, 132887)]