19785263

素因数分解:

${\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:346

約数の個数: 16

約数和(自身を含む): 21578400

約数和(自身を除く): 1793137

約数列:

[1, 17, 73, 107, 149, 1241, 1819, 2533, 7811, 10877, 15943, 132787, 184909, 271031, 1163839, 19785263]

約数ペア:

[(1, 19785263), (17, 1163839), (73, 271031), (107, 184909), (149, 132787), (1241, 15943), (1819, 10877), (2533, 7811)]