20725584

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2309}}^1$

素因数の和:2348

約数の個数: 80

約数和(自身を含む): 61871040

約数和(自身を除く): 41145456

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 17, 22, 24, 33, 34, 44, 48, 51, 66, 68, 88, 102, 132, 136, 176, 187, 204, 264, 272, 374, 408, 528, 561, 748, 816, 1122, 1496, 2244, 2309, 2992, 4488, 4618, 6927, 8976, 9236, 13854, 18472, 25399, 27708, 36944, 39253, 50798, 55416, 76197, 78506, 101596, 110832, 117759, 152394, 157012, 203192, 235518, 304788, 314024, 406384, 431783, 471036, 609576, 628048, 863566, 942072, 1219152, 1295349, 1727132, 1884144, 2590698, 3454264, 5181396, 6908528, 10362792, 20725584]

約数ペア:

[(1, 20725584), (2, 10362792), (3, 6908528), (4, 5181396), (6, 3454264), (8, 2590698), (11, 1884144), (12, 1727132), (16, 1295349), (17, 1219152), (22, 942072), (24, 863566), (33, 628048), (34, 609576), (44, 471036), (48, 431783), (51, 406384), (66, 314024), (68, 304788), (88, 235518), (102, 203192), (132, 157012), (136, 152394), (176, 117759), (187, 110832), (204, 101596), (264, 78506), (272, 76197), (374, 55416), (408, 50798), (528, 39253), (561, 36944), (748, 27708), (816, 25399), (1122, 18472), (1496, 13854), (2244, 9236), (2309, 8976), (2992, 6927), (4488, 4618)]