20187954052

素因数分解:

$2^2\times 7^1\times {\mathrm{3361}}^1\times {\mathrm{214519}}^1$

素因数の和:217891

約数の個数: 24

約数和(自身を含む): 40388109440

約数和(自身を除く): 20200155388

約数列:

[1, 2, 4, 7, 14, 28, 3361, 6722, 13444, 23527, 47054, 94108, 214519, 429038, 858076, 1501633, 3003266, 6006532, 720998359, 1441996718, 2883993436, 5046988513, 10093977026, 20187954052]

約数ペア:

[(1, 20187954052), (2, 10093977026), (4, 5046988513), (7, 2883993436), (14, 1441996718), (28, 720998359), (3361, 6006532), (6722, 3003266), (13444, 1501633), (23527, 858076), (47054, 429038), (94108, 214519)]