19314841

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{563}}^1$

素因数の和:625

約数の個数: 24

約数和(自身を含む): 24770880

約数和(自身を除く): 5456039

約数列:

[1, 7, 13, 29, 91, 169, 203, 377, 563, 1183, 2639, 3941, 4901, 7319, 16327, 34307, 51233, 95147, 114289, 212251, 666029, 1485757, 2759263, 19314841]

約数ペア:

[(1, 19314841), (7, 2759263), (13, 1485757), (29, 666029), (91, 212251), (169, 114289), (203, 95147), (377, 51233), (563, 34307), (1183, 16327), (2639, 7319), (3941, 4901)]