20656470021

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{461}}^1\times {\mathrm{1357817}}^1$

素因数の和:1358292

約数の個数: 16

約数和(自身を含む): 30110971968

約数和(自身を除く): 9454501947

約数列:

[1, 3, 11, 33, 461, 1383, 5071, 15213, 1357817, 4073451, 14935987, 44807961, 625953637, 1877860911, 6885490007, 20656470021]

約数ペア:

[(1, 20656470021), (3, 6885490007), (11, 1877860911), (33, 625953637), (461, 44807961), (1383, 14935987), (5071, 4073451), (15213, 1357817)]