19491180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:323

約数の個数: 96

約数和(自身を含む): 58677696

約数和(自身を除く): 39186516

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 97, 102, 170, 194, 197, 204, 255, 291, 340, 388, 394, 485, 510, 582, 591, 788, 970, 985, 1020, 1164, 1182, 1455, 1649, 1940, 1970, 2364, 2910, 2955, 3298, 3349, 3940, 4947, 5820, 5910, 6596, 6698, 8245, 9894, 10047, 11820, 13396, 16490, 16745, 19109, 19788, 20094, 24735, 32980, 33490, 38218, 40188, 49470, 50235, 57327, 66980, 76436, 95545, 98940, 100470, 114654, 191090, 200940, 229308, 286635, 324853, 382180, 573270, 649706, 974559, 1146540, 1299412, 1624265, 1949118, 3248530, 3898236, 4872795, 6497060, 9745590, 19491180]

約数ペア:

[(1, 19491180), (2, 9745590), (3, 6497060), (4, 4872795), (5, 3898236), (6, 3248530), (10, 1949118), (12, 1624265), (15, 1299412), (17, 1146540), (20, 974559), (30, 649706), (34, 573270), (51, 382180), (60, 324853), (68, 286635), (85, 229308), (97, 200940), (102, 191090), (170, 114654), (194, 100470), (197, 98940), (204, 95545), (255, 76436), (291, 66980), (340, 57327), (388, 50235), (394, 49470), (485, 40188), (510, 38218), (582, 33490), (591, 32980), (788, 24735), (970, 20094), (985, 19788), (1020, 19109), (1164, 16745), (1182, 16490), (1455, 13396), (1649, 11820), (1940, 10047), (1970, 9894), (2364, 8245), (2910, 6698), (2955, 6596), (3298, 5910), (3349, 5820), (3940, 4947)]