19811316

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{235849}}^1$

素因数の和:235863

約数の個数: 24

約数和(自身を含む): 52830400

約数和(自身を除く): 33019084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 235849, 471698, 707547, 943396, 1415094, 1650943, 2830188, 3301886, 4952829, 6603772, 9905658, 19811316]

約数ペア:

[(1, 19811316), (2, 9905658), (3, 6603772), (4, 4952829), (6, 3301886), (7, 2830188), (12, 1650943), (14, 1415094), (21, 943396), (28, 707547), (42, 471698), (84, 235849)]