20169768

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{17881}}^1$

素因数の和:17937

約数の個数: 32

約数和(自身を含む): 51500160

約数和(自身を除く): 31330392

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 94, 141, 188, 282, 376, 564, 1128, 17881, 35762, 53643, 71524, 107286, 143048, 214572, 429144, 840407, 1680814, 2521221, 3361628, 5042442, 6723256, 10084884, 20169768]

約数ペア:

[(1, 20169768), (2, 10084884), (3, 6723256), (4, 5042442), (6, 3361628), (8, 2521221), (12, 1680814), (24, 840407), (47, 429144), (94, 214572), (141, 143048), (188, 107286), (282, 71524), (376, 53643), (564, 35762), (1128, 17881)]