19679193

素因数分解:

$3^4\times {\mathrm{19}}^2\times {\mathrm{673}}^1$

素因数の和:723

約数の個数: 30

約数和(自身を含む): 31072074

約数和(自身を除く): 11392881

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 361, 513, 673, 1083, 1539, 2019, 3249, 6057, 9747, 12787, 18171, 29241, 38361, 54513, 115083, 242953, 345249, 728859, 1035747, 2186577, 6559731, 19679193]

約数ペア:

[(1, 19679193), (3, 6559731), (9, 2186577), (19, 1035747), (27, 728859), (57, 345249), (81, 242953), (171, 115083), (361, 54513), (513, 38361), (673, 29241), (1083, 18171), (1539, 12787), (2019, 9747), (3249, 6057)]