18780468

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{223577}}^1$

素因数の和:223591

約数の個数: 24

約数和(自身を含む): 50081472

約数和(自身を除く): 31301004

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 223577, 447154, 670731, 894308, 1341462, 1565039, 2682924, 3130078, 4695117, 6260156, 9390234, 18780468]

約数ペア:

[(1, 18780468), (2, 9390234), (3, 6260156), (4, 4695117), (6, 3130078), (7, 2682924), (12, 1565039), (14, 1341462), (21, 894308), (28, 670731), (42, 447154), (84, 223577)]