20194696910

素因数分解:

$2^1\times 5^1\times {\mathrm{39229}}^1\times {\mathrm{51479}}^1$

素因数の和:90715

約数の個数: 16

約数和(自身を含む): 36352087200

約数和(自身を除く): 16157390290

約数列:

[1, 2, 5, 10, 39229, 51479, 78458, 102958, 196145, 257395, 392290, 514790, 2019469691, 4038939382, 10097348455, 20194696910]

約数ペア:

[(1, 20194696910), (2, 10097348455), (5, 4038939382), (10, 2019469691), (39229, 514790), (51479, 392290), (78458, 257395), (102958, 196145)]