20124887319

素因数分解:

$3^4\times {\mathrm{653}}^1\times {\mathrm{380483}}^1$

素因数の和:381148

約数の個数: 20

約数和(自身を含む): 30109220856

約数和(自身を除く): 9984333537

約数列:

[1, 3, 9, 27, 81, 653, 1959, 5877, 17631, 52893, 380483, 1141449, 3424347, 10273041, 30819123, 248455399, 745366197, 2236098591, 6708295773, 20124887319]

約数ペア:

[(1, 20124887319), (3, 6708295773), (9, 2236098591), (27, 745366197), (81, 248455399), (653, 30819123), (1959, 10273041), (5877, 3424347), (17631, 1141449), (52893, 380483)]