20491596

素因数分解:

$2^2\times 3^3\times {\mathrm{17}}^1\times {\mathrm{11161}}^1$

素因数の和:11191

約数の個数: 48

約数和(自身を含む): 56256480

約数和(自身を除く): 35764884

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 51, 54, 68, 102, 108, 153, 204, 306, 459, 612, 918, 1836, 11161, 22322, 33483, 44644, 66966, 100449, 133932, 189737, 200898, 301347, 379474, 401796, 569211, 602694, 758948, 1138422, 1205388, 1707633, 2276844, 3415266, 5122899, 6830532, 10245798, 20491596]

約数ペア:

[(1, 20491596), (2, 10245798), (3, 6830532), (4, 5122899), (6, 3415266), (9, 2276844), (12, 1707633), (17, 1205388), (18, 1138422), (27, 758948), (34, 602694), (36, 569211), (51, 401796), (54, 379474), (68, 301347), (102, 200898), (108, 189737), (153, 133932), (204, 100449), (306, 66966), (459, 44644), (612, 33483), (918, 22322), (1836, 11161)]