18797845

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{2609}}^1$

素因数の和:2756

約数の個数: 16

約数和(自身を含む): 24805440

約数和(自身を除く): 6007595

約数列:

[1, 5, 11, 55, 131, 655, 1441, 2609, 7205, 13045, 28699, 143495, 341779, 1708895, 3759569, 18797845]

約数ペア:

[(1, 18797845), (5, 3759569), (11, 1708895), (55, 341779), (131, 143495), (655, 28699), (1441, 13045), (2609, 7205)]