20422845

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{6217}}^1$

素因数の和:6301

約数の個数: 24

約数和(自身を含む): 35890296

約数和(自身を除く): 15467451

約数列:

[1, 3, 5, 9, 15, 45, 73, 219, 365, 657, 1095, 3285, 6217, 18651, 31085, 55953, 93255, 279765, 453841, 1361523, 2269205, 4084569, 6807615, 20422845]

約数ペア:

[(1, 20422845), (3, 6807615), (5, 4084569), (9, 2269205), (15, 1361523), (45, 453841), (73, 279765), (219, 93255), (365, 55953), (657, 31085), (1095, 18651), (3285, 6217)]