20186407857

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{31}}^1\times {\mathrm{23297}}^1$

素因数の和:23371

約数の個数: 64

約数和(自身を含む): 34926870528

約数和(自身を除く): 14740462671

約数列:

[1, 3, 7, 11, 21, 31, 33, 77, 93, 121, 217, 231, 341, 363, 651, 847, 1023, 1331, 2387, 2541, 3751, 3993, 7161, 9317, 11253, 23297, 26257, 27951, 41261, 69891, 78771, 123783, 163079, 256267, 288827, 489237, 722207, 768801, 866481, 1793869, 2166621, 2818937, 5055449, 5381607, 7944277, 8456811, 15166347, 19732559, 23832831, 31008307, 55609939, 59197677, 87387047, 93024921, 166829817, 217058149, 262161141, 611709329, 651174447, 961257517, 1835127987, 2883772551, 6728802619, 20186407857]

約数ペア:

[(1, 20186407857), (3, 6728802619), (7, 2883772551), (11, 1835127987), (21, 961257517), (31, 651174447), (33, 611709329), (77, 262161141), (93, 217058149), (121, 166829817), (217, 93024921), (231, 87387047), (341, 59197677), (363, 55609939), (651, 31008307), (847, 23832831), (1023, 19732559), (1331, 15166347), (2387, 8456811), (2541, 7944277), (3751, 5381607), (3993, 5055449), (7161, 2818937), (9317, 2166621), (11253, 1793869), (23297, 866481), (26257, 768801), (27951, 722207), (41261, 489237), (69891, 288827), (78771, 256267), (123783, 163079)]