18822904

素因数分解:

$2^3\times {\mathrm{73}}^1\times {\mathrm{167}}^1\times {\mathrm{193}}^1$

素因数の和:439

約数の個数: 32

約数和(自身を含む): 36177120

約数和(自身を除く): 17354216

約数列:

[1, 2, 4, 8, 73, 146, 167, 193, 292, 334, 386, 584, 668, 772, 1336, 1544, 12191, 14089, 24382, 28178, 32231, 48764, 56356, 64462, 97528, 112712, 128924, 257848, 2352863, 4705726, 9411452, 18822904]

約数ペア:

[(1, 18822904), (2, 9411452), (4, 4705726), (8, 2352863), (73, 257848), (146, 128924), (167, 112712), (193, 97528), (292, 64462), (334, 56356), (386, 48764), (584, 32231), (668, 28178), (772, 24382), (1336, 14089), (1544, 12191)]