18919260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{105107}}^1$

素因数の和:105122

約数の個数: 36

約数和(自身を含む): 57388968

約数和(自身を除く): 38469708

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 105107, 210214, 315321, 420428, 525535, 630642, 945963, 1051070, 1261284, 1576605, 1891926, 2102140, 3153210, 3783852, 4729815, 6306420, 9459630, 18919260]

約数ペア:

[(1, 18919260), (2, 9459630), (3, 6306420), (4, 4729815), (5, 3783852), (6, 3153210), (9, 2102140), (10, 1891926), (12, 1576605), (15, 1261284), (18, 1051070), (20, 945963), (30, 630642), (36, 525535), (45, 420428), (60, 315321), (90, 210214), (180, 105107)]