20199665265

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1005709}}^1$

素因数の和:1005833

約数の個数: 32

約数和(自身を含む): 35143530240

約数和(自身を除く): 14943864975

約数列:

[1, 3, 5, 13, 15, 39, 65, 103, 195, 309, 515, 1339, 1545, 4017, 6695, 20085, 1005709, 3017127, 5028545, 13074217, 15085635, 39222651, 65371085, 103588027, 196113255, 310764081, 517940135, 1346644351, 1553820405, 4039933053, 6733221755, 20199665265]

約数ペア:

[(1, 20199665265), (3, 6733221755), (5, 4039933053), (13, 1553820405), (15, 1346644351), (39, 517940135), (65, 310764081), (103, 196113255), (195, 103588027), (309, 65371085), (515, 39222651), (1339, 15085635), (1545, 13074217), (4017, 5028545), (6695, 3017127), (20085, 1005709)]