18913008

素因数分解:

$2^4\times 3^1\times {\mathrm{349}}^1\times {\mathrm{1129}}^1$

素因数の和:1489

約数の個数: 40

約数和(自身を含む): 49042000

約数和(自身を除く): 30128992

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 349, 698, 1047, 1129, 1396, 2094, 2258, 2792, 3387, 4188, 4516, 5584, 6774, 8376, 9032, 13548, 16752, 18064, 27096, 54192, 394021, 788042, 1182063, 1576084, 2364126, 3152168, 4728252, 6304336, 9456504, 18913008]

約数ペア:

[(1, 18913008), (2, 9456504), (3, 6304336), (4, 4728252), (6, 3152168), (8, 2364126), (12, 1576084), (16, 1182063), (24, 788042), (48, 394021), (349, 54192), (698, 27096), (1047, 18064), (1129, 16752), (1396, 13548), (2094, 9032), (2258, 8376), (2792, 6774), (3387, 5584), (4188, 4516)]