40199994

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{72043}}^1$

素因数の和:72082

約数の個数: 24

約数和(自身を含む): 89910912

約数和(自身を除く): 49710918

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 72043, 144086, 216129, 432258, 648387, 1296774, 2233333, 4466666, 6699999, 13399998, 20099997, 40199994]

約数ペア:

[(1, 40199994), (2, 20099997), (3, 13399998), (6, 6699999), (9, 4466666), (18, 2233333), (31, 1296774), (62, 648387), (93, 432258), (186, 216129), (279, 144086), (558, 72043)]