18126171

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{797}}^1$

素因数の和:848

約数の個数: 36

約数和(自身を含む): 31619952

約数和(自身を除く): 13493781

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 361, 399, 797, 1083, 1197, 2391, 2527, 3249, 5579, 7173, 7581, 15143, 16737, 22743, 45429, 50211, 106001, 136287, 287717, 318003, 863151, 954009, 2014019, 2589453, 6042057, 18126171]

約数ペア:

[(1, 18126171), (3, 6042057), (7, 2589453), (9, 2014019), (19, 954009), (21, 863151), (57, 318003), (63, 287717), (133, 136287), (171, 106001), (361, 50211), (399, 45429), (797, 22743), (1083, 16737), (1197, 15143), (2391, 7581), (2527, 7173), (3249, 5579)]