20199421758

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1\times {\mathrm{161831}}^1$

素因数の和:162200

約数の個数: 32

約数和(自身を含む): 41107917312

約数和(自身を除く): 20908495554

約数列:

[1, 2, 3, 6, 71, 142, 213, 293, 426, 586, 879, 1758, 20803, 41606, 62409, 124818, 161831, 323662, 485493, 970986, 11490001, 22980002, 34470003, 47416483, 68940006, 94832966, 142249449, 284498898, 3366570293, 6733140586, 10099710879, 20199421758]

約数ペア:

[(1, 20199421758), (2, 10099710879), (3, 6733140586), (6, 3366570293), (71, 284498898), (142, 142249449), (213, 94832966), (293, 68940006), (426, 47416483), (586, 34470003), (879, 22980002), (1758, 11490001), (20803, 970986), (41606, 485493), (62409, 323662), (124818, 161831)]