27969968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{134471}}^1$

素因数の和:134492

約数の個数: 20

約数和(自身を含む): 58360848

約数和(自身を除く): 30390880

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 134471, 268942, 537884, 1075768, 1748123, 2151536, 3496246, 6992492, 13984984, 27969968]

約数ペア:

[(1, 27969968), (2, 13984984), (4, 6992492), (8, 3496246), (13, 2151536), (16, 1748123), (26, 1075768), (52, 537884), (104, 268942), (208, 134471)]