18901992

素因数分解:

$2^3\times 3^1\times {\mathrm{857}}^1\times {\mathrm{919}}^1$

素因数の和:1785

約数の個数: 32

約数和(自身を含む): 47361600

約数和(自身を除く): 28459608

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 857, 919, 1714, 1838, 2571, 2757, 3428, 3676, 5142, 5514, 6856, 7352, 10284, 11028, 20568, 22056, 787583, 1575166, 2362749, 3150332, 4725498, 6300664, 9450996, 18901992]

約数ペア:

[(1, 18901992), (2, 9450996), (3, 6300664), (4, 4725498), (6, 3150332), (8, 2362749), (12, 1575166), (24, 787583), (857, 22056), (919, 20568), (1714, 11028), (1838, 10284), (2571, 7352), (2757, 6856), (3428, 5514), (3676, 5142)]