40499498

素因数分解:

$2^1\times {\mathrm{13}}^4\times {\mathrm{709}}^1$

素因数の和:763

約数の個数: 20

約数和(自身を含む): 65904330

約数和(自身を除く): 25404832

約数列:

[1, 2, 13, 26, 169, 338, 709, 1418, 2197, 4394, 9217, 18434, 28561, 57122, 119821, 239642, 1557673, 3115346, 20249749, 40499498]

約数ペア:

[(1, 40499498), (2, 20249749), (13, 3115346), (26, 1557673), (169, 239642), (338, 119821), (709, 57122), (1418, 28561), (2197, 18434), (4394, 9217)]