18364850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{383}}^1$

素因数の和:539

約数の個数: 48

約数和(自身を含む): 39426048

約数和(自身を除く): 21061198

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 137, 175, 274, 350, 383, 685, 766, 959, 1370, 1915, 1918, 2681, 3425, 3830, 4795, 5362, 6850, 9575, 9590, 13405, 19150, 23975, 26810, 47950, 52471, 67025, 104942, 134050, 262355, 367297, 524710, 734594, 1311775, 1836485, 2623550, 3672970, 9182425, 18364850]

約数ペア:

[(1, 18364850), (2, 9182425), (5, 3672970), (7, 2623550), (10, 1836485), (14, 1311775), (25, 734594), (35, 524710), (50, 367297), (70, 262355), (137, 134050), (175, 104942), (274, 67025), (350, 52471), (383, 47950), (685, 26810), (766, 23975), (959, 19150), (1370, 13405), (1915, 9590), (1918, 9575), (2681, 6850), (3425, 5362), (3830, 4795)]