20191656573

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{81943}}^1$

素因数の和:82110

約数の個数: 48

約数和(自身を含む): 33747816960

約数和(自身を除く): 13556160387

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 131, 171, 209, 393, 627, 1179, 1441, 1881, 2489, 4323, 7467, 12969, 22401, 27379, 81943, 82137, 245829, 246411, 737487, 901373, 1556917, 2704119, 4670751, 8112357, 10734533, 14012253, 17126087, 32203599, 51378261, 96610797, 118079863, 154134783, 203956127, 354239589, 611868381, 1062718767, 1835605143, 2243517397, 6730552191, 20191656573]

約数ペア:

[(1, 20191656573), (3, 6730552191), (9, 2243517397), (11, 1835605143), (19, 1062718767), (33, 611868381), (57, 354239589), (99, 203956127), (131, 154134783), (171, 118079863), (209, 96610797), (393, 51378261), (627, 32203599), (1179, 17126087), (1441, 14012253), (1881, 10734533), (2489, 8112357), (4323, 4670751), (7467, 2704119), (12969, 1556917), (22401, 901373), (27379, 737487), (81943, 246411), (82137, 245829)]