20179352456

素因数分解:

$2^3\times {\mathrm{991}}^1\times {\mathrm{2545327}}^1$

素因数の和:2546324

約数の個数: 16

約数和(自身を含む): 37874480640

約数和(自身を除く): 17695128184

約数列:

[1, 2, 4, 8, 991, 1982, 3964, 7928, 2545327, 5090654, 10181308, 20362616, 2522419057, 5044838114, 10089676228, 20179352456]

約数ペア:

[(1, 20179352456), (2, 10089676228), (4, 5044838114), (8, 2522419057), (991, 20362616), (1982, 10181308), (3964, 5090654), (7928, 2545327)]