18086220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{33493}}^1$

素因数の和:33511

約数の個数: 48

約数和(自身を含む): 56269920

約数和(自身を除く): 38183700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 33493, 66986, 100479, 133972, 167465, 200958, 301437, 334930, 401916, 502395, 602874, 669860, 904311, 1004790, 1205748, 1507185, 1808622, 2009580, 3014370, 3617244, 4521555, 6028740, 9043110, 18086220]

約数ペア:

[(1, 18086220), (2, 9043110), (3, 6028740), (4, 4521555), (5, 3617244), (6, 3014370), (9, 2009580), (10, 1808622), (12, 1507185), (15, 1205748), (18, 1004790), (20, 904311), (27, 669860), (30, 602874), (36, 502395), (45, 401916), (54, 334930), (60, 301437), (90, 200958), (108, 167465), (135, 133972), (180, 100479), (270, 66986), (540, 33493)]