18129816

素因数分解:

$2^3\times 3^2\times {\mathrm{53}}^1\times {\mathrm{4751}}^1$

素因数の和:4816

約数の個数: 48

約数和(自身を含む): 50038560

約数和(自身を除く): 31908744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 53, 72, 106, 159, 212, 318, 424, 477, 636, 954, 1272, 1908, 3816, 4751, 9502, 14253, 19004, 28506, 38008, 42759, 57012, 85518, 114024, 171036, 251803, 342072, 503606, 755409, 1007212, 1510818, 2014424, 2266227, 3021636, 4532454, 6043272, 9064908, 18129816]

約数ペア:

[(1, 18129816), (2, 9064908), (3, 6043272), (4, 4532454), (6, 3021636), (8, 2266227), (9, 2014424), (12, 1510818), (18, 1007212), (24, 755409), (36, 503606), (53, 342072), (72, 251803), (106, 171036), (159, 114024), (212, 85518), (318, 57012), (424, 42759), (477, 38008), (636, 28506), (954, 19004), (1272, 14253), (1908, 9502), (3816, 4751)]