2019012855

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1\times {\mathrm{8641}}^1$

素因数の和:9107

約数の個数: 32

約数和(自身を含む): 3325994688

約数和(自身を除く): 1306981833

約数列:

[1, 3, 5, 15, 37, 111, 185, 421, 555, 1263, 2105, 6315, 8641, 15577, 25923, 43205, 46731, 77885, 129615, 233655, 319717, 959151, 1598585, 3637861, 4795755, 10913583, 18189305, 54567915, 134600857, 403802571, 673004285, 2019012855]

約数ペア:

[(1, 2019012855), (3, 673004285), (5, 403802571), (15, 134600857), (37, 54567915), (111, 18189305), (185, 10913583), (421, 4795755), (555, 3637861), (1263, 1598585), (2105, 959151), (6315, 319717), (8641, 233655), (15577, 129615), (25923, 77885), (43205, 46731)]