19653537

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{1163}}^1$

素因数の和:1340

約数の個数: 16

約数和(自身を含む): 27042048

約数和(自身を除く): 7388511

約数列:

[1, 3, 43, 129, 131, 393, 1163, 3489, 5633, 16899, 50009, 150027, 152353, 457059, 6551179, 19653537]

約数ペア:

[(1, 19653537), (3, 6551179), (43, 457059), (129, 152353), (131, 150027), (393, 50009), (1163, 16899), (3489, 5633)]