20409876099

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{3677}}^1$

素因数の和:3874

約数の個数: 80

約数和(自身を含む): 33644872800

約数和(自身を除く): 13234996701

約数列:

[1, 3, 9, 17, 27, 29, 51, 81, 87, 139, 153, 261, 417, 459, 493, 783, 1251, 1377, 1479, 2349, 2363, 3677, 3753, 4031, 4437, 7089, 11031, 11259, 12093, 13311, 21267, 33093, 36279, 39933, 62509, 63801, 68527, 99279, 106633, 108837, 187527, 191403, 205581, 297837, 319899, 326511, 511103, 562581, 616743, 959697, 1533309, 1687743, 1812761, 1850229, 2879091, 4599927, 5063229, 5438283, 5550687, 8637273, 8688751, 13799781, 14821987, 16314849, 26066253, 41399343, 44465961, 48944547, 78198759, 133397883, 146833641, 234596277, 251973779, 400193649, 703788831, 755921337, 1200580947, 2267764011, 6803292033, 20409876099]

約数ペア:

[(1, 20409876099), (3, 6803292033), (9, 2267764011), (17, 1200580947), (27, 755921337), (29, 703788831), (51, 400193649), (81, 251973779), (87, 234596277), (139, 146833641), (153, 133397883), (261, 78198759), (417, 48944547), (459, 44465961), (493, 41399343), (783, 26066253), (1251, 16314849), (1377, 14821987), (1479, 13799781), (2349, 8688751), (2363, 8637273), (3677, 5550687), (3753, 5438283), (4031, 5063229), (4437, 4599927), (7089, 2879091), (11031, 1850229), (11259, 1812761), (12093, 1687743), (13311, 1533309), (21267, 959697), (33093, 616743), (36279, 562581), (39933, 511103), (62509, 326511), (63801, 319899), (68527, 297837), (99279, 205581), (106633, 191403), (108837, 187527)]