20728993826

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{59359}}^1\times {\mathrm{10271}}^1$

素因数の和:69649

約数の個数: 16

約数和(自身を含む): 32926279680

約数和(自身を除く): 12197285854

約数列:

[1, 2, 17, 34, 10271, 20542, 59359, 118718, 174607, 349214, 1009103, 2018206, 609676289, 1219352578, 10364496913, 20728993826]

約数ペア:

[(1, 20728993826), (2, 10364496913), (17, 1219352578), (34, 609676289), (10271, 2018206), (20542, 1009103), (59359, 349214), (118718, 174607)]