18708948

素因数分解:

$2^2\times 3^3\times {\mathrm{211}}^1\times {\mathrm{821}}^1$

素因数の和:1045

約数の個数: 48

約数和(自身を含む): 48793920

約数和(自身を除く): 30084972

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 211, 422, 633, 821, 844, 1266, 1642, 1899, 2463, 2532, 3284, 3798, 4926, 5697, 7389, 7596, 9852, 11394, 14778, 22167, 22788, 29556, 44334, 88668, 173231, 346462, 519693, 692924, 1039386, 1559079, 2078772, 3118158, 4677237, 6236316, 9354474, 18708948]

約数ペア:

[(1, 18708948), (2, 9354474), (3, 6236316), (4, 4677237), (6, 3118158), (9, 2078772), (12, 1559079), (18, 1039386), (27, 692924), (36, 519693), (54, 346462), (108, 173231), (211, 88668), (422, 44334), (633, 29556), (821, 22788), (844, 22167), (1266, 14778), (1642, 11394), (1899, 9852), (2463, 7596), (2532, 7389), (3284, 5697), (3798, 4926)]