19822985

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2293}}^1$

素因数の和:2337

約数の個数: 32

約数和(自身を含む): 30831360

約数和(自身を除く): 11008375

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 247, 455, 665, 1235, 1729, 2293, 8645, 11465, 16051, 29809, 43567, 80255, 149045, 208663, 217835, 304969, 566371, 1043315, 1524845, 2831855, 3964597, 19822985]

約数ペア:

[(1, 19822985), (5, 3964597), (7, 2831855), (13, 1524845), (19, 1043315), (35, 566371), (65, 304969), (91, 217835), (95, 208663), (133, 149045), (247, 80255), (455, 43567), (665, 29809), (1235, 16051), (1729, 11465), (2293, 8645)]