22193919

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1$

素因数の和:87

約数の個数: 72

約数和(自身を含む): 39940992

約数和(自身を除く): 17747073

約数列:

[1, 3, 9, 11, 19, 23, 27, 33, 57, 69, 81, 99, 171, 207, 209, 243, 253, 297, 361, 437, 513, 621, 627, 759, 891, 1083, 1311, 1539, 1863, 1881, 2277, 2673, 3249, 3933, 3971, 4617, 4807, 5589, 5643, 6831, 8303, 9747, 11799, 11913, 14421, 16929, 20493, 24909, 29241, 35397, 35739, 43263, 50787, 61479, 74727, 87723, 91333, 106191, 107217, 129789, 224181, 273999, 321651, 389367, 672543, 821997, 964953, 1168101, 2017629, 2465991, 7397973, 22193919]

約数ペア:

[(1, 22193919), (3, 7397973), (9, 2465991), (11, 2017629), (19, 1168101), (23, 964953), (27, 821997), (33, 672543), (57, 389367), (69, 321651), (81, 273999), (99, 224181), (171, 129789), (207, 107217), (209, 106191), (243, 91333), (253, 87723), (297, 74727), (361, 61479), (437, 50787), (513, 43263), (621, 35739), (627, 35397), (759, 29241), (891, 24909), (1083, 20493), (1311, 16929), (1539, 14421), (1863, 11913), (1881, 11799), (2277, 9747), (2673, 8303), (3249, 6831), (3933, 5643), (3971, 5589), (4617, 4807)]