1900956005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{169049}}^1$

素因数の和:169240

約数の個数: 16

約数和(自身を含む): 2470834800

約数和(自身を除く): 569878795

約数列:

[1, 5, 13, 65, 173, 865, 2249, 11245, 169049, 845245, 2197637, 10988185, 29245477, 146227385, 380191201, 1900956005]

約数ペア:

[(1, 1900956005), (5, 380191201), (13, 146227385), (65, 29245477), (173, 10988185), (865, 2197637), (2249, 845245), (11245, 169049)]