20199446345

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^3\times {\mathrm{45307}}^1$

素因数の和:45382

約数の個数: 32

約数和(自身を含む): 27554513280

約数和(自身を除く): 7355066935

約数列:

[1, 5, 13, 19, 65, 95, 247, 361, 1235, 1805, 4693, 6859, 23465, 34295, 45307, 89167, 226535, 445835, 588991, 860833, 2944955, 4304165, 11190829, 16355827, 55954145, 81779135, 212625751, 310760713, 1063128755, 1553803565, 4039889269, 20199446345]

約数ペア:

[(1, 20199446345), (5, 4039889269), (13, 1553803565), (19, 1063128755), (65, 310760713), (95, 212625751), (247, 81779135), (361, 55954145), (1235, 16355827), (1805, 11190829), (4693, 4304165), (6859, 2944955), (23465, 860833), (34295, 588991), (45307, 445835), (89167, 226535)]