16980408

素因数分解:

$2^3\times 3^3\times {\mathrm{127}}^1\times {\mathrm{619}}^1$

素因数の和:761

約数の個数: 64

約数和(自身を含む): 47616000

約数和(自身を除く): 30635592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 127, 216, 254, 381, 508, 619, 762, 1016, 1143, 1238, 1524, 1857, 2286, 2476, 3048, 3429, 3714, 4572, 4952, 5571, 6858, 7428, 9144, 11142, 13716, 14856, 16713, 22284, 27432, 33426, 44568, 66852, 78613, 133704, 157226, 235839, 314452, 471678, 628904, 707517, 943356, 1415034, 1886712, 2122551, 2830068, 4245102, 5660136, 8490204, 16980408]

約数ペア:

[(1, 16980408), (2, 8490204), (3, 5660136), (4, 4245102), (6, 2830068), (8, 2122551), (9, 1886712), (12, 1415034), (18, 943356), (24, 707517), (27, 628904), (36, 471678), (54, 314452), (72, 235839), (108, 157226), (127, 133704), (216, 78613), (254, 66852), (381, 44568), (508, 33426), (619, 27432), (762, 22284), (1016, 16713), (1143, 14856), (1238, 13716), (1524, 11142), (1857, 9144), (2286, 7428), (2476, 6858), (3048, 5571), (3429, 4952), (3714, 4572)]