18647580651

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{211979}}^1$

素因数の和:212119

約数の個数: 32

約数和(自身を含む): 29304115200

約数和(自身を除く): 10656534549

約数列:

[1, 3, 7, 21, 59, 71, 177, 213, 413, 497, 1239, 1491, 4189, 12567, 29323, 87969, 211979, 635937, 1483853, 4451559, 12506761, 15050509, 37520283, 45151527, 87547327, 105353563, 262641981, 316060689, 887980031, 2663940093, 6215860217, 18647580651]

約数ペア:

[(1, 18647580651), (3, 6215860217), (7, 2663940093), (21, 887980031), (59, 316060689), (71, 262641981), (177, 105353563), (213, 87547327), (413, 45151527), (497, 37520283), (1239, 15050509), (1491, 12506761), (4189, 4451559), (12567, 1483853), (29323, 635937), (87969, 211979)]