16339820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{919}}^1$

素因数の和:1062

約数の個数: 48

約数和(自身を含む): 39567360

約数和(自身を除く): 23227540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 254, 508, 635, 889, 919, 1270, 1778, 1838, 2540, 3556, 3676, 4445, 4595, 6433, 8890, 9190, 12866, 17780, 18380, 25732, 32165, 64330, 116713, 128660, 233426, 466852, 583565, 816991, 1167130, 1633982, 2334260, 3267964, 4084955, 8169910, 16339820]

約数ペア:

[(1, 16339820), (2, 8169910), (4, 4084955), (5, 3267964), (7, 2334260), (10, 1633982), (14, 1167130), (20, 816991), (28, 583565), (35, 466852), (70, 233426), (127, 128660), (140, 116713), (254, 64330), (508, 32165), (635, 25732), (889, 18380), (919, 17780), (1270, 12866), (1778, 9190), (1838, 8890), (2540, 6433), (3556, 4595), (3676, 4445)]