20516841

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{44699}}^1$

素因数の和:44725

約数の個数: 16

約数和(自身を含む): 32184000

約数和(自身を除く): 11667159

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 44699, 134097, 402291, 759883, 1206873, 2279649, 6838947, 20516841]

約数ペア:

[(1, 20516841), (3, 6838947), (9, 2279649), (17, 1206873), (27, 759883), (51, 402291), (153, 134097), (459, 44699)]