19438155

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{367}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 37200384

約数和(自身を除く): 17762229

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 107, 165, 321, 367, 495, 535, 963, 1101, 1177, 1605, 1835, 3303, 3531, 4037, 4815, 5505, 5885, 10593, 12111, 16515, 17655, 20185, 36333, 39269, 52965, 60555, 117807, 181665, 196345, 353421, 431959, 589035, 1295877, 1767105, 2159795, 3887631, 6479385, 19438155]

約数ペア:

[(1, 19438155), (3, 6479385), (5, 3887631), (9, 2159795), (11, 1767105), (15, 1295877), (33, 589035), (45, 431959), (55, 353421), (99, 196345), (107, 181665), (165, 117807), (321, 60555), (367, 52965), (495, 39269), (535, 36333), (963, 20185), (1101, 17655), (1177, 16515), (1605, 12111), (1835, 10593), (3303, 5885), (3531, 5505), (4037, 4815)]