20145201573

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{50489227}}^1$

素因数の和:50489256

約数の個数: 16

約数和(自身を含む): 32313105920

約数和(自身を除く): 12167904347

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 50489227, 151467681, 353424589, 959295313, 1060273767, 2877885939, 6715067191, 20145201573]

約数ペア:

[(1, 20145201573), (3, 6715067191), (7, 2877885939), (19, 1060273767), (21, 959295313), (57, 353424589), (133, 151467681), (399, 50489227)]