20518092

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{81421}}^1$

素因数の和:81438

約数の個数: 36

約数和(自身を含む): 59275216

約数和(自身を除く): 38757124

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 81421, 162842, 244263, 325684, 488526, 569947, 732789, 977052, 1139894, 1465578, 1709841, 2279788, 2931156, 3419682, 5129523, 6839364, 10259046, 20518092]

約数ペア:

[(1, 20518092), (2, 10259046), (3, 6839364), (4, 5129523), (6, 3419682), (7, 2931156), (9, 2279788), (12, 1709841), (14, 1465578), (18, 1139894), (21, 977052), (28, 732789), (36, 569947), (42, 488526), (63, 325684), (84, 244263), (126, 162842), (252, 81421)]