19833093

素因数分解:

$3^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{263}}^1$

素因数の和:308

約数の個数: 60

約数和(自身を含む): 36416160

約数和(自身を除く): 16583067

約数列:

[1, 3, 7, 9, 19, 21, 27, 49, 57, 63, 81, 133, 147, 171, 189, 263, 399, 441, 513, 567, 789, 931, 1197, 1323, 1539, 1841, 2367, 2793, 3591, 3969, 4997, 5523, 7101, 8379, 10773, 12887, 14991, 16569, 21303, 25137, 34979, 38661, 44973, 49707, 75411, 104937, 115983, 134919, 149121, 244853, 314811, 347949, 404757, 734559, 944433, 1043847, 2203677, 2833299, 6611031, 19833093]

約数ペア:

[(1, 19833093), (3, 6611031), (7, 2833299), (9, 2203677), (19, 1043847), (21, 944433), (27, 734559), (49, 404757), (57, 347949), (63, 314811), (81, 244853), (133, 149121), (147, 134919), (171, 115983), (189, 104937), (263, 75411), (399, 49707), (441, 44973), (513, 38661), (567, 34979), (789, 25137), (931, 21303), (1197, 16569), (1323, 14991), (1539, 12887), (1841, 10773), (2367, 8379), (2793, 7101), (3591, 5523), (3969, 4997)]