18448677

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 31071040

約数和(自身を除く): 12622363

約数列:

[1, 3, 9, 13, 19, 39, 43, 57, 117, 129, 171, 193, 247, 387, 559, 579, 741, 817, 1677, 1737, 2223, 2451, 2509, 3667, 5031, 7353, 7527, 8299, 10621, 11001, 22581, 24897, 31863, 33003, 47671, 74691, 95589, 107887, 143013, 157681, 323661, 429039, 473043, 970983, 1419129, 2049853, 6149559, 18448677]

約数ペア:

[(1, 18448677), (3, 6149559), (9, 2049853), (13, 1419129), (19, 970983), (39, 473043), (43, 429039), (57, 323661), (117, 157681), (129, 143013), (171, 107887), (193, 95589), (247, 74691), (387, 47671), (559, 33003), (579, 31863), (741, 24897), (817, 22581), (1677, 11001), (1737, 10621), (2223, 8299), (2451, 7527), (2509, 7353), (3667, 5031)]