20291754

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{7211}}^1$

素因数の和:7290

約数の個数: 32

約数和(自身を含む): 47079936

約数和(自身を除く): 26788182

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 67, 134, 201, 402, 469, 938, 1407, 2814, 7211, 14422, 21633, 43266, 50477, 100954, 151431, 302862, 483137, 966274, 1449411, 2898822, 3381959, 6763918, 10145877, 20291754]

約数ペア:

[(1, 20291754), (2, 10145877), (3, 6763918), (6, 3381959), (7, 2898822), (14, 1449411), (21, 966274), (42, 483137), (67, 302862), (134, 151431), (201, 100954), (402, 50477), (469, 43266), (938, 21633), (1407, 14422), (2814, 7211)]