20168902292

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{223493}}^1$

素因数の和:223808

約数の個数: 48

約数和(自身を含む): 44155262592

約数和(自身を除く): 23986360300

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 293, 308, 586, 1172, 2051, 3223, 4102, 6446, 8204, 12892, 22561, 45122, 90244, 223493, 446986, 893972, 1564451, 2458423, 3128902, 4916846, 6257804, 9833692, 17208961, 34417922, 65483449, 68835844, 130966898, 261933796, 458384143, 720317939, 916768286, 1440635878, 1833536572, 2881271756, 5042225573, 10084451146, 20168902292]

約数ペア:

[(1, 20168902292), (2, 10084451146), (4, 5042225573), (7, 2881271756), (11, 1833536572), (14, 1440635878), (22, 916768286), (28, 720317939), (44, 458384143), (77, 261933796), (154, 130966898), (293, 68835844), (308, 65483449), (586, 34417922), (1172, 17208961), (2051, 9833692), (3223, 6257804), (4102, 4916846), (6446, 3128902), (8204, 2458423), (12892, 1564451), (22561, 893972), (45122, 446986), (90244, 223493)]