19489316

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{63277}}^1$

素因数の和:63299

約数の個数: 24

約数和(自身を含む): 42522816

約数和(自身を除く): 23033500

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 63277, 126554, 253108, 442939, 696047, 885878, 1392094, 1771756, 2784188, 4872329, 9744658, 19489316]

約数ペア:

[(1, 19489316), (2, 9744658), (4, 4872329), (7, 2784188), (11, 1771756), (14, 1392094), (22, 885878), (28, 696047), (44, 442939), (77, 253108), (154, 126554), (308, 63277)]