20160648298

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{208009}}^1$

素因数の和:208091

約数の個数: 48

約数和(自身を含む): 37561613760

約数和(自身を除く): 17400965462

約数列:

[1, 2, 7, 14, 23, 43, 46, 49, 86, 98, 161, 301, 322, 602, 989, 1127, 1978, 2107, 2254, 4214, 6923, 13846, 48461, 96922, 208009, 416018, 1456063, 2912126, 4784207, 8944387, 9568414, 10192441, 17888774, 20384882, 33489449, 62610709, 66978898, 125221418, 205720901, 234426143, 411441802, 438274963, 468852286, 876549926, 1440046307, 2880092614, 10080324149, 20160648298]

約数ペア:

[(1, 20160648298), (2, 10080324149), (7, 2880092614), (14, 1440046307), (23, 876549926), (43, 468852286), (46, 438274963), (49, 411441802), (86, 234426143), (98, 205720901), (161, 125221418), (301, 66978898), (322, 62610709), (602, 33489449), (989, 20384882), (1127, 17888774), (1978, 10192441), (2107, 9568414), (2254, 8944387), (4214, 4784207), (6923, 2912126), (13846, 1456063), (48461, 416018), (96922, 208009)]