20121633790

素因数分解:

$2^1\times 5^1\times {\mathrm{99371}}^1\times {\mathrm{20249}}^1$

素因数の和:119627

約数の個数: 16

約数和(自身を含む): 36221094000

約数和(自身を除く): 16099460210

約数列:

[1, 2, 5, 10, 20249, 40498, 99371, 101245, 198742, 202490, 496855, 993710, 2012163379, 4024326758, 10060816895, 20121633790]

約数ペア:

[(1, 20121633790), (2, 10060816895), (5, 4024326758), (10, 2012163379), (20249, 993710), (40498, 496855), (99371, 202490), (101245, 198742)]