18306437968

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12573103}}^1$

素因数の和:12573131

約数の個数: 40

約数和(自身を含む): 43653817088

約数和(自身を除く): 25347379120

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 12573103, 25146206, 50292412, 88011721, 100584824, 163450339, 176023442, 201169648, 326900678, 352046884, 653801356, 704093768, 1144152373, 1307602712, 1408187536, 2288304746, 2615205424, 4576609492, 9153218984, 18306437968]

約数ペア:

[(1, 18306437968), (2, 9153218984), (4, 4576609492), (7, 2615205424), (8, 2288304746), (13, 1408187536), (14, 1307602712), (16, 1144152373), (26, 704093768), (28, 653801356), (52, 352046884), (56, 326900678), (91, 201169648), (104, 176023442), (112, 163450339), (182, 100584824), (208, 88011721), (364, 50292412), (728, 25146206), (1456, 12573103)]