20163786616

素因数分解:

$2^3\times {\mathrm{181}}^1\times {\mathrm{13925267}}^1$

素因数の和:13925454

約数の個数: 16

約数和(自身を含む): 38015981640

約数和(自身を除く): 17852195024

約数列:

[1, 2, 4, 8, 181, 362, 724, 1448, 13925267, 27850534, 55701068, 111402136, 2520473327, 5040946654, 10081893308, 20163786616]

約数ペア:

[(1, 20163786616), (2, 10081893308), (4, 5040946654), (8, 2520473327), (181, 111402136), (362, 55701068), (724, 27850534), (1448, 13925267)]