20121448251

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1\times {\mathrm{743}}^1$

素因数の和:1092

約数の個数: 64

約数和(自身を含む): 29782950912

約数和(自身を除く): 9661502661

約数列:

[1, 3, 17, 43, 51, 53, 129, 159, 233, 699, 731, 743, 901, 2193, 2229, 2279, 2703, 3961, 6837, 10019, 11883, 12349, 12631, 30057, 31949, 37047, 37893, 38743, 39379, 95847, 116229, 118137, 170323, 173119, 209933, 510969, 519357, 531007, 543133, 629799, 669443, 1593021, 1629399, 1693297, 2008329, 2943023, 5079891, 7444117, 8829069, 9027119, 9175307, 22332351, 27081357, 27525921, 28786049, 86358147, 126549989, 155980219, 379649967, 394538201, 467940657, 1183614603, 6707149417, 20121448251]

約数ペア:

[(1, 20121448251), (3, 6707149417), (17, 1183614603), (43, 467940657), (51, 394538201), (53, 379649967), (129, 155980219), (159, 126549989), (233, 86358147), (699, 28786049), (731, 27525921), (743, 27081357), (901, 22332351), (2193, 9175307), (2229, 9027119), (2279, 8829069), (2703, 7444117), (3961, 5079891), (6837, 2943023), (10019, 2008329), (11883, 1693297), (12349, 1629399), (12631, 1593021), (30057, 669443), (31949, 629799), (37047, 543133), (37893, 531007), (38743, 519357), (39379, 510969), (95847, 209933), (116229, 173119), (118137, 170323)]