19168569

素因数分解:

$3^5\times 7^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 33546240

約数和(自身を除く): 14377671

約数列:

[1, 3, 7, 9, 21, 27, 59, 63, 81, 177, 189, 191, 243, 413, 531, 567, 573, 1239, 1337, 1593, 1701, 1719, 3717, 4011, 4779, 5157, 11151, 11269, 12033, 14337, 15471, 33453, 33807, 36099, 46413, 78883, 100359, 101421, 108297, 236649, 304263, 324891, 709947, 912789, 2129841, 2738367, 6389523, 19168569]

約数ペア:

[(1, 19168569), (3, 6389523), (7, 2738367), (9, 2129841), (21, 912789), (27, 709947), (59, 324891), (63, 304263), (81, 236649), (177, 108297), (189, 101421), (191, 100359), (243, 78883), (413, 46413), (531, 36099), (567, 33807), (573, 33453), (1239, 15471), (1337, 14337), (1593, 12033), (1701, 11269), (1719, 11151), (3717, 5157), (4011, 4779)]