20437416

素因数分解:

$2^3\times 3^2\times {\mathrm{373}}^1\times {\mathrm{761}}^1$

素因数の和:1146

約数の個数: 48

約数和(自身を含む): 55572660

約数和(自身を除く): 35135244

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 373, 746, 761, 1119, 1492, 1522, 2238, 2283, 2984, 3044, 3357, 4476, 4566, 6088, 6714, 6849, 8952, 9132, 13428, 13698, 18264, 26856, 27396, 54792, 283853, 567706, 851559, 1135412, 1703118, 2270824, 2554677, 3406236, 5109354, 6812472, 10218708, 20437416]

約数ペア:

[(1, 20437416), (2, 10218708), (3, 6812472), (4, 5109354), (6, 3406236), (8, 2554677), (9, 2270824), (12, 1703118), (18, 1135412), (24, 851559), (36, 567706), (72, 283853), (373, 54792), (746, 27396), (761, 26856), (1119, 18264), (1492, 13698), (1522, 13428), (2238, 9132), (2283, 8952), (2984, 6849), (3044, 6714), (3357, 6088), (4476, 4566)]