38389969288

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{1249999}}^1$

素因数の和:1250365

約数の個数: 32

約数和(自身を含む): 78750000000

約数和(自身を除く): 40360030712

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 349, 698, 1396, 2792, 3839, 7678, 15356, 30712, 1249999, 2499998, 4999996, 9999992, 13749989, 27499978, 54999956, 109999912, 436249651, 872499302, 1744998604, 3489997208, 4798746161, 9597492322, 19194984644, 38389969288]

約数ペア:

[(1, 38389969288), (2, 19194984644), (4, 9597492322), (8, 4798746161), (11, 3489997208), (22, 1744998604), (44, 872499302), (88, 436249651), (349, 109999912), (698, 54999956), (1396, 27499978), (2792, 13749989), (3839, 9999992), (7678, 4999996), (15356, 2499998), (30712, 1249999)]