20337296

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^2\times {\mathrm{503}}^1$

素因数の和:556

約数の個数: 60

約数和(自身を含む): 47621952

約数和(自身を除く): 27284656

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 361, 503, 532, 722, 1006, 1064, 1444, 2012, 2128, 2527, 2888, 3521, 4024, 5054, 5776, 7042, 8048, 9557, 10108, 14084, 19114, 20216, 28168, 38228, 40432, 56336, 66899, 76456, 133798, 152912, 181583, 267596, 363166, 535192, 726332, 1070384, 1271081, 1452664, 2542162, 2905328, 5084324, 10168648, 20337296]

約数ペア:

[(1, 20337296), (2, 10168648), (4, 5084324), (7, 2905328), (8, 2542162), (14, 1452664), (16, 1271081), (19, 1070384), (28, 726332), (38, 535192), (56, 363166), (76, 267596), (112, 181583), (133, 152912), (152, 133798), (266, 76456), (304, 66899), (361, 56336), (503, 40432), (532, 38228), (722, 28168), (1006, 20216), (1064, 19114), (1444, 14084), (2012, 10108), (2128, 9557), (2527, 8048), (2888, 7042), (3521, 5776), (4024, 5054)]