18109192

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{863}}^1$

素因数の和:973

約数の個数: 32

約数和(自身を含む): 35354880

約数和(自身を除く): 17245688

約数列:

[1, 2, 4, 8, 43, 61, 86, 122, 172, 244, 344, 488, 863, 1726, 2623, 3452, 5246, 6904, 10492, 20984, 37109, 52643, 74218, 105286, 148436, 210572, 296872, 421144, 2263649, 4527298, 9054596, 18109192]

約数ペア:

[(1, 18109192), (2, 9054596), (4, 4527298), (8, 2263649), (43, 421144), (61, 296872), (86, 210572), (122, 148436), (172, 105286), (244, 74218), (344, 52643), (488, 37109), (863, 20984), (1726, 10492), (2623, 6904), (3452, 5246)]