18455804983

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{997}}^1\times {\mathrm{12653}}^1$

素因数の和:13687

約数の個数: 32

約数和(自身を含む): 24247088640

約数和(自身を除く): 5791283657

約数列:

[1, 7, 11, 19, 77, 133, 209, 997, 1463, 6979, 10967, 12653, 18943, 76769, 88571, 132601, 139183, 208373, 240407, 974281, 1458611, 1682849, 2644477, 12615041, 18511339, 88305287, 138765451, 239685779, 971358157, 1677800453, 2636543569, 18455804983]

約数ペア:

[(1, 18455804983), (7, 2636543569), (11, 1677800453), (19, 971358157), (77, 239685779), (133, 138765451), (209, 88305287), (997, 18511339), (1463, 12615041), (6979, 2644477), (10967, 1682849), (12653, 1458611), (18943, 974281), (76769, 240407), (88571, 208373), (132601, 139183)]