18926793

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{733}}^1$

素因数の和:909

約数の個数: 24

約数和(自身を含む): 29007680

約数和(自身を除く): 10080887

約数列:

[1, 3, 9, 19, 57, 151, 171, 453, 733, 1359, 2199, 2869, 6597, 8607, 13927, 25821, 41781, 110683, 125343, 332049, 996147, 2102977, 6308931, 18926793]

約数ペア:

[(1, 18926793), (3, 6308931), (9, 2102977), (19, 996147), (57, 332049), (151, 125343), (171, 110683), (453, 41781), (733, 25821), (1359, 13927), (2199, 8607), (2869, 6597)]