18489484

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{8269}}^1$

素因数の和:8329

約数の個数: 24

約数和(自身を含む): 35660240

約数和(自身を除く): 17170756

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 8269, 16538, 33076, 107497, 214994, 355567, 429988, 711134, 1422268, 4622371, 9244742, 18489484]

約数ペア:

[(1, 18489484), (2, 9244742), (4, 4622371), (13, 1422268), (26, 711134), (43, 429988), (52, 355567), (86, 214994), (172, 107497), (559, 33076), (1118, 16538), (2236, 8269)]