20773745

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{677}}^1$

素因数の和:737

約数の個数: 24

約数和(自身を含む): 27898344

約数和(自身を除く): 7124599

約数列:

[1, 5, 17, 19, 85, 95, 323, 361, 677, 1615, 1805, 3385, 6137, 11509, 12863, 30685, 57545, 64315, 218671, 244397, 1093355, 1221985, 4154749, 20773745]

約数ペア:

[(1, 20773745), (5, 4154749), (17, 1221985), (19, 1093355), (85, 244397), (95, 218671), (323, 64315), (361, 57545), (677, 30685), (1615, 12863), (1805, 11509), (3385, 6137)]