20519486517

素因数分解:

$3^1\times {\mathrm{809}}^1\times {\mathrm{2389}}^1\times {\mathrm{3539}}^1$

素因数の和:6740

約数の個数: 16

約数和(自身を含む): 27412344000

約数和(自身を除く): 6892857483

約数列:

[1, 3, 809, 2389, 2427, 3539, 7167, 10617, 1932701, 2863051, 5798103, 8454671, 8589153, 25364013, 6839828839, 20519486517]

約数ペア:

[(1, 20519486517), (3, 6839828839), (809, 25364013), (2389, 8589153), (2427, 8454671), (3539, 5798103), (7167, 2863051), (10617, 1932701)]