20175156783

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{145121}}^1$

素因数の和:145420

約数の個数: 32

約数和(自身を含む): 31578547200

約数和(自身を除く): 11403390417

約数列:

[1, 3, 9, 19, 27, 57, 171, 271, 513, 813, 2439, 5149, 7317, 15447, 46341, 139023, 145121, 435363, 1306089, 2757299, 3918267, 8271897, 24815691, 39327791, 74447073, 117983373, 353950119, 747228029, 1061850357, 2241684087, 6725052261, 20175156783]

約数ペア:

[(1, 20175156783), (3, 6725052261), (9, 2241684087), (19, 1061850357), (27, 747228029), (57, 353950119), (171, 117983373), (271, 74447073), (513, 39327791), (813, 24815691), (2439, 8271897), (5149, 3918267), (7317, 2757299), (15447, 1306089), (46341, 435363), (139023, 145121)]