20802492

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1789}}^1$

素因数の和:1835

約数の個数: 72

約数和(自身を含む): 58640400

約数和(自身を除く): 37837908

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 19, 34, 36, 38, 51, 57, 68, 76, 102, 114, 153, 171, 204, 228, 306, 323, 342, 612, 646, 684, 969, 1292, 1789, 1938, 2907, 3578, 3876, 5367, 5814, 7156, 10734, 11628, 16101, 21468, 30413, 32202, 33991, 60826, 64404, 67982, 91239, 101973, 121652, 135964, 182478, 203946, 273717, 305919, 364956, 407892, 547434, 577847, 611838, 1094868, 1155694, 1223676, 1733541, 2311388, 3467082, 5200623, 6934164, 10401246, 20802492]

約数ペア:

[(1, 20802492), (2, 10401246), (3, 6934164), (4, 5200623), (6, 3467082), (9, 2311388), (12, 1733541), (17, 1223676), (18, 1155694), (19, 1094868), (34, 611838), (36, 577847), (38, 547434), (51, 407892), (57, 364956), (68, 305919), (76, 273717), (102, 203946), (114, 182478), (153, 135964), (171, 121652), (204, 101973), (228, 91239), (306, 67982), (323, 64404), (342, 60826), (612, 33991), (646, 32202), (684, 30413), (969, 21468), (1292, 16101), (1789, 11628), (1938, 10734), (2907, 7156), (3578, 5814), (3876, 5367)]