18297290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{919}}^1$

素因数の和:1118

約数の個数: 32

約数和(自身を含む): 36167040

約数和(自身を除く): 17869750

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 181, 362, 905, 919, 1810, 1838, 1991, 3982, 4595, 9190, 9955, 10109, 19910, 20218, 50545, 101090, 166339, 332678, 831695, 1663390, 1829729, 3659458, 9148645, 18297290]

約数ペア:

[(1, 18297290), (2, 9148645), (5, 3659458), (10, 1829729), (11, 1663390), (22, 831695), (55, 332678), (110, 166339), (181, 101090), (362, 50545), (905, 20218), (919, 19910), (1810, 10109), (1838, 9955), (1991, 9190), (3982, 4595)]