20565578906

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{347}}^1\times {\mathrm{502261}}^1$

素因数の和:502669

約数の個数: 16

約数和(自身を含む): 31461691680

約数和(自身を除く): 10896112774

約数列:

[1, 2, 59, 118, 347, 694, 20473, 40946, 502261, 1004522, 29633399, 59266798, 174284567, 348569134, 10282789453, 20565578906]

約数ペア:

[(1, 20565578906), (2, 10282789453), (59, 348569134), (118, 174284567), (347, 59266798), (694, 29633399), (20473, 1004522), (40946, 502261)]