20471346

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1747}}^1$

素因数の和:1796

約数の個数: 64

約数和(自身を含む): 53698560

約数和(自身を除く): 33227214

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 54, 62, 63, 93, 126, 186, 189, 217, 279, 378, 434, 558, 651, 837, 1302, 1674, 1747, 1953, 3494, 3906, 5241, 5859, 10482, 11718, 12229, 15723, 24458, 31446, 36687, 47169, 54157, 73374, 94338, 108314, 110061, 162471, 220122, 324942, 330183, 379099, 487413, 660366, 758198, 974826, 1137297, 1462239, 2274594, 2924478, 3411891, 6823782, 10235673, 20471346]

約数ペア:

[(1, 20471346), (2, 10235673), (3, 6823782), (6, 3411891), (7, 2924478), (9, 2274594), (14, 1462239), (18, 1137297), (21, 974826), (27, 758198), (31, 660366), (42, 487413), (54, 379099), (62, 330183), (63, 324942), (93, 220122), (126, 162471), (186, 110061), (189, 108314), (217, 94338), (279, 73374), (378, 54157), (434, 47169), (558, 36687), (651, 31446), (837, 24458), (1302, 15723), (1674, 12229), (1747, 11718), (1953, 10482), (3494, 5859), (3906, 5241)]