19153071

素因数分解:

$3^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{467}}^1$

素因数の和:521

約数の個数: 48

約数和(自身を含む): 34145280

約数和(自身を除く): 14992209

約数列:

[1, 3, 7, 9, 21, 27, 31, 49, 63, 93, 147, 189, 217, 279, 441, 467, 651, 837, 1323, 1401, 1519, 1953, 3269, 4203, 4557, 5859, 9807, 12609, 13671, 14477, 22883, 29421, 41013, 43431, 68649, 88263, 101339, 130293, 205947, 304017, 390879, 617841, 709373, 912051, 2128119, 2736153, 6384357, 19153071]

約数ペア:

[(1, 19153071), (3, 6384357), (7, 2736153), (9, 2128119), (21, 912051), (27, 709373), (31, 617841), (49, 390879), (63, 304017), (93, 205947), (147, 130293), (189, 101339), (217, 88263), (279, 68649), (441, 43431), (467, 41013), (651, 29421), (837, 22883), (1323, 14477), (1401, 13671), (1519, 12609), (1953, 9807), (3269, 5859), (4203, 4557)]