18169520

素因数分解:

$2^4\times 5^1\times {\mathrm{383}}^1\times {\mathrm{593}}^1$

素因数の和:989

約数の個数: 40

約数和(自身を含む): 42425856

約数和(自身を除く): 24256336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 383, 593, 766, 1186, 1532, 1915, 2372, 2965, 3064, 3830, 4744, 5930, 6128, 7660, 9488, 11860, 15320, 23720, 30640, 47440, 227119, 454238, 908476, 1135595, 1816952, 2271190, 3633904, 4542380, 9084760, 18169520]

約数ペア:

[(1, 18169520), (2, 9084760), (4, 4542380), (5, 3633904), (8, 2271190), (10, 1816952), (16, 1135595), (20, 908476), (40, 454238), (80, 227119), (383, 47440), (593, 30640), (766, 23720), (1186, 15320), (1532, 11860), (1915, 9488), (2372, 7660), (2965, 6128), (3064, 5930), (3830, 4744)]