19514664

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{20849}}^1$

素因数の和:20874

約数の個数: 48

約数和(自身を含む): 56920500

約数和(自身を除く): 37405836

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 20849, 41698, 62547, 83396, 125094, 166792, 187641, 250188, 271037, 375282, 500376, 542074, 750564, 813111, 1084148, 1501128, 1626222, 2168296, 2439333, 3252444, 4878666, 6504888, 9757332, 19514664]

約数ペア:

[(1, 19514664), (2, 9757332), (3, 6504888), (4, 4878666), (6, 3252444), (8, 2439333), (9, 2168296), (12, 1626222), (13, 1501128), (18, 1084148), (24, 813111), (26, 750564), (36, 542074), (39, 500376), (52, 375282), (72, 271037), (78, 250188), (104, 187641), (117, 166792), (156, 125094), (234, 83396), (312, 62547), (468, 41698), (936, 20849)]