20634209

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{331}}^1$

素因数の和:560

約数の個数: 16

約数和(自身を含む): 23186880

約数和(自身を除く): 2552671

約数列:

[1, 17, 19, 193, 323, 331, 3281, 3667, 5627, 6289, 62339, 63883, 106913, 1086011, 1213777, 20634209]

約数ペア:

[(1, 20634209), (17, 1213777), (19, 1086011), (193, 106913), (323, 63883), (331, 62339), (3281, 6289), (3667, 5627)]