19201713069

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{50593}}^1$

素因数の和:50698

約数の個数: 64

約数和(自身を含む): 33571749888

約数和(自身を除く): 14370036819

約数列:

[1, 3, 7, 11, 21, 31, 33, 53, 77, 93, 159, 217, 231, 341, 371, 583, 651, 1023, 1113, 1643, 1749, 2387, 4081, 4929, 7161, 11501, 12243, 18073, 34503, 50593, 54219, 126511, 151779, 354151, 379533, 556523, 1062453, 1568383, 1669569, 2681429, 3895661, 4705149, 8044287, 10978681, 11686983, 17252213, 18770003, 29495719, 32936043, 51756639, 56310009, 83124299, 88487157, 120765491, 206470033, 249372897, 362296473, 581870093, 619410099, 914367289, 1745610279, 2743101867, 6400571023, 19201713069]

約数ペア:

[(1, 19201713069), (3, 6400571023), (7, 2743101867), (11, 1745610279), (21, 914367289), (31, 619410099), (33, 581870093), (53, 362296473), (77, 249372897), (93, 206470033), (159, 120765491), (217, 88487157), (231, 83124299), (341, 56310009), (371, 51756639), (583, 32936043), (651, 29495719), (1023, 18770003), (1113, 17252213), (1643, 11686983), (1749, 10978681), (2387, 8044287), (4081, 4705149), (4929, 3895661), (7161, 2681429), (11501, 1669569), (12243, 1568383), (18073, 1062453), (34503, 556523), (50593, 379533), (54219, 354151), (126511, 151779)]