20070828

素因数分解:

$2^2\times 3^6\times {\mathrm{6883}}^1$

素因数の和:6905

約数の個数: 42

約数和(自身を含む): 52669484

約数和(自身を除く): 32598656

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2916, 6883, 13766, 20649, 27532, 41298, 61947, 82596, 123894, 185841, 247788, 371682, 557523, 743364, 1115046, 1672569, 2230092, 3345138, 5017707, 6690276, 10035414, 20070828]

約数ペア:

[(1, 20070828), (2, 10035414), (3, 6690276), (4, 5017707), (6, 3345138), (9, 2230092), (12, 1672569), (18, 1115046), (27, 743364), (36, 557523), (54, 371682), (81, 247788), (108, 185841), (162, 123894), (243, 82596), (324, 61947), (486, 41298), (729, 27532), (972, 20649), (1458, 13766), (2916, 6883)]