20186424

素因数分解:

$2^3\times 3^2\times {\mathrm{251}}^1\times {\mathrm{1117}}^1$

素因数の和:1380

約数の個数: 48

約数和(自身を含む): 54938520

約数和(自身を除く): 34752096

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 251, 502, 753, 1004, 1117, 1506, 2008, 2234, 2259, 3012, 3351, 4468, 4518, 6024, 6702, 8936, 9036, 10053, 13404, 18072, 20106, 26808, 40212, 80424, 280367, 560734, 841101, 1121468, 1682202, 2242936, 2523303, 3364404, 5046606, 6728808, 10093212, 20186424]

約数ペア:

[(1, 20186424), (2, 10093212), (3, 6728808), (4, 5046606), (6, 3364404), (8, 2523303), (9, 2242936), (12, 1682202), (18, 1121468), (24, 841101), (36, 560734), (72, 280367), (251, 80424), (502, 40212), (753, 26808), (1004, 20106), (1117, 18072), (1506, 13404), (2008, 10053), (2234, 9036), (2259, 8936), (3012, 6702), (3351, 6024), (4468, 4518)]