20193273

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{17393}}^1$

素因数の和:17445

約数の個数: 16

約数和(自身を含む): 30613440

約数和(自身を除く): 10420167

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 17393, 52179, 156537, 469611, 747899, 2243697, 6731091, 20193273]

約数ペア:

[(1, 20193273), (3, 6731091), (9, 2243697), (27, 747899), (43, 469611), (129, 156537), (387, 52179), (1161, 17393)]