20386665

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{34849}}^1$

素因数の和:34873

約数の個数: 24

約数和(自身を含む): 38056200

約数和(自身を除く): 17669535

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 34849, 104547, 174245, 313641, 453037, 522735, 1359111, 1568205, 2265185, 4077333, 6795555, 20386665]

約数ペア:

[(1, 20386665), (3, 6795555), (5, 4077333), (9, 2265185), (13, 1568205), (15, 1359111), (39, 522735), (45, 453037), (65, 313641), (117, 174245), (195, 104547), (585, 34849)]