20157588

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{467}}^1$

素因数の和:597

約数の個数: 72

約数和(自身を含む): 56216160

約数和(自身を除く): 36058572

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 109, 132, 198, 218, 327, 396, 436, 467, 654, 934, 981, 1199, 1308, 1401, 1868, 1962, 2398, 2802, 3597, 3924, 4203, 4796, 5137, 5604, 7194, 8406, 10274, 10791, 14388, 15411, 16812, 20548, 21582, 30822, 43164, 46233, 50903, 61644, 92466, 101806, 152709, 184932, 203612, 305418, 458127, 559933, 610836, 916254, 1119866, 1679799, 1832508, 2239732, 3359598, 5039397, 6719196, 10078794, 20157588]

約数ペア:

[(1, 20157588), (2, 10078794), (3, 6719196), (4, 5039397), (6, 3359598), (9, 2239732), (11, 1832508), (12, 1679799), (18, 1119866), (22, 916254), (33, 610836), (36, 559933), (44, 458127), (66, 305418), (99, 203612), (109, 184932), (132, 152709), (198, 101806), (218, 92466), (327, 61644), (396, 50903), (436, 46233), (467, 43164), (654, 30822), (934, 21582), (981, 20548), (1199, 16812), (1308, 15411), (1401, 14388), (1868, 10791), (1962, 10274), (2398, 8406), (2802, 7194), (3597, 5604), (3924, 5137), (4203, 4796)]