20180573061

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{3919}}^1$

素因数の和:4154

約数の個数: 64

約数和(自身を含む): 31782481920

約数和(自身を除く): 11601908859

約数列:

[1, 3, 11, 17, 33, 51, 67, 137, 187, 201, 411, 561, 737, 1139, 1507, 2211, 2329, 3417, 3919, 4521, 6987, 9179, 11757, 12529, 25619, 27537, 37587, 43109, 66623, 76857, 100969, 129327, 156043, 199869, 262573, 302907, 468129, 536903, 732853, 787719, 1610709, 1716473, 2198559, 2888303, 4463741, 5149419, 5905933, 8664909, 9127351, 13391223, 17717799, 27382053, 35972501, 49101151, 100400861, 107917503, 147303453, 301202583, 395697511, 611532517, 1187092533, 1834597551, 6726857687, 20180573061]

約数ペア:

[(1, 20180573061), (3, 6726857687), (11, 1834597551), (17, 1187092533), (33, 611532517), (51, 395697511), (67, 301202583), (137, 147303453), (187, 107917503), (201, 100400861), (411, 49101151), (561, 35972501), (737, 27382053), (1139, 17717799), (1507, 13391223), (2211, 9127351), (2329, 8664909), (3417, 5905933), (3919, 5149419), (4521, 4463741), (6987, 2888303), (9179, 2198559), (11757, 1716473), (12529, 1610709), (25619, 787719), (27537, 732853), (37587, 536903), (43109, 468129), (66623, 302907), (76857, 262573), (100969, 199869), (129327, 156043)]