2720791818

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{131783}}^1$

素因数の和:131859

約数の個数: 48

約数和(自身を含む): 6249724416

約数和(自身を除く): 3528932598

約数列:

[1, 2, 3, 6, 9, 18, 31, 37, 62, 74, 93, 111, 186, 222, 279, 333, 558, 666, 1147, 2294, 3441, 6882, 10323, 20646, 131783, 263566, 395349, 790698, 1186047, 2372094, 4085273, 4875971, 8170546, 9751942, 12255819, 14627913, 24511638, 29255826, 36767457, 43883739, 73534914, 87767478, 151155101, 302310202, 453465303, 906930606, 1360395909, 2720791818]

約数ペア:

[(1, 2720791818), (2, 1360395909), (3, 906930606), (6, 453465303), (9, 302310202), (18, 151155101), (31, 87767478), (37, 73534914), (62, 43883739), (74, 36767457), (93, 29255826), (111, 24511638), (186, 14627913), (222, 12255819), (279, 9751942), (333, 8170546), (558, 4875971), (666, 4085273), (1147, 2372094), (2294, 1186047), (3441, 790698), (6882, 395349), (10323, 263566), (20646, 131783)]