20194147585

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{1229}}^1\times {\mathrm{80153}}^1$

素因数の和:81428

約数の個数: 16

約数和(自身を含む): 24844533840

約数和(自身を除く): 4650386255

約数列:

[1, 5, 41, 205, 1229, 6145, 50389, 80153, 251945, 400765, 3286273, 16431365, 98508037, 492540185, 4038829517, 20194147585]

約数ペア:

[(1, 20194147585), (5, 4038829517), (41, 492540185), (205, 98508037), (1229, 16431365), (6145, 3286273), (50389, 400765), (80153, 251945)]