20389968004

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{4523063}}^1$

素因数の和:4523104

約数の個数: 36

約数和(自身を含む): 43312860864

約数和(自身を除く): 22922892860

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 196, 322, 644, 1127, 2254, 4508, 4523063, 9046126, 18092252, 31661441, 63322882, 104030449, 126645764, 208060898, 221630087, 416121796, 443260174, 728213143, 886520348, 1456426286, 2912852572, 5097492001, 10194984002, 20389968004]

約数ペア:

[(1, 20389968004), (2, 10194984002), (4, 5097492001), (7, 2912852572), (14, 1456426286), (23, 886520348), (28, 728213143), (46, 443260174), (49, 416121796), (92, 221630087), (98, 208060898), (161, 126645764), (196, 104030449), (322, 63322882), (644, 31661441), (1127, 18092252), (2254, 9046126), (4508, 4523063)]