20531381

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{823}}^1$

素因数の和:956

約数の個数: 16

約数和(自身を含む): 23533440

約数和(自身を除く): 3002059

約数列:

[1, 13, 19, 101, 247, 823, 1313, 1919, 10699, 15637, 24947, 83123, 203281, 1080599, 1579337, 20531381]

約数ペア:

[(1, 20531381), (13, 1579337), (19, 1080599), (101, 203281), (247, 83123), (823, 24947), (1313, 15637), (1919, 10699)]