19696012

素因数分解:

$2^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{4721}}^1$

素因数の和:4881

約数の個数: 24

約数和(自身を含む): 39664800

約数和(自身を除く): 19968788

約数列:

[1, 2, 4, 7, 14, 28, 149, 298, 596, 1043, 2086, 4172, 4721, 9442, 18884, 33047, 66094, 132188, 703429, 1406858, 2813716, 4924003, 9848006, 19696012]

約数ペア:

[(1, 19696012), (2, 9848006), (4, 4924003), (7, 2813716), (14, 1406858), (28, 703429), (149, 132188), (298, 66094), (596, 33047), (1043, 18884), (2086, 9442), (4172, 4721)]