20991983112

素因数分解:

$2^3\times 3^3\times {\mathrm{17}}^1\times {\mathrm{5716771}}^1$

素因数の和:5716803

約数の個数: 64

約数和(自身を含む): 61741137600

約数和(自身を除く): 40749154488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 51, 54, 68, 72, 102, 108, 136, 153, 204, 216, 306, 408, 459, 612, 918, 1224, 1836, 3672, 5716771, 11433542, 17150313, 22867084, 34300626, 45734168, 51450939, 68601252, 97185107, 102901878, 137202504, 154352817, 194370214, 205803756, 291555321, 308705634, 388740428, 411607512, 583110642, 617411268, 777480856, 874665963, 1166221284, 1234822536, 1749331926, 2332442568, 2623997889, 3498663852, 5247995778, 6997327704, 10495991556, 20991983112]

約数ペア:

[(1, 20991983112), (2, 10495991556), (3, 6997327704), (4, 5247995778), (6, 3498663852), (8, 2623997889), (9, 2332442568), (12, 1749331926), (17, 1234822536), (18, 1166221284), (24, 874665963), (27, 777480856), (34, 617411268), (36, 583110642), (51, 411607512), (54, 388740428), (68, 308705634), (72, 291555321), (102, 205803756), (108, 194370214), (136, 154352817), (153, 137202504), (204, 102901878), (216, 97185107), (306, 68601252), (408, 51450939), (459, 45734168), (612, 34300626), (918, 22867084), (1224, 17150313), (1836, 11433542), (3672, 5716771)]