20788848

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{4657}}^1$

素因数の和:4702

約数の個数: 60

約数和(自身を含む): 60069568

約数和(自身を除く): 39280720

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 186, 248, 279, 372, 496, 558, 744, 1116, 1488, 2232, 4464, 4657, 9314, 13971, 18628, 27942, 37256, 41913, 55884, 74512, 83826, 111768, 144367, 167652, 223536, 288734, 335304, 433101, 577468, 670608, 866202, 1154936, 1299303, 1732404, 2309872, 2598606, 3464808, 5197212, 6929616, 10394424, 20788848]

約数ペア:

[(1, 20788848), (2, 10394424), (3, 6929616), (4, 5197212), (6, 3464808), (8, 2598606), (9, 2309872), (12, 1732404), (16, 1299303), (18, 1154936), (24, 866202), (31, 670608), (36, 577468), (48, 433101), (62, 335304), (72, 288734), (93, 223536), (124, 167652), (144, 144367), (186, 111768), (248, 83826), (279, 74512), (372, 55884), (496, 41913), (558, 37256), (744, 27942), (1116, 18628), (1488, 13971), (2232, 9314), (4464, 4657)]