20199808282

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{69493}}^1$

素因数の和:69678

約数の個数: 32

約数和(自身を含む): 32423120640

約数和(自身を除く): 12223312358

約数列:

[1, 2, 23, 46, 71, 89, 142, 178, 1633, 2047, 3266, 4094, 6319, 12638, 69493, 138986, 145337, 290674, 1598339, 3196678, 4934003, 6184877, 9868006, 12369754, 113482069, 142252171, 226964138, 284504342, 439126267, 878252534, 10099904141, 20199808282]

約数ペア:

[(1, 20199808282), (2, 10099904141), (23, 878252534), (46, 439126267), (71, 284504342), (89, 226964138), (142, 142252171), (178, 113482069), (1633, 12369754), (2047, 9868006), (3266, 6184877), (4094, 4934003), (6319, 3196678), (12638, 1598339), (69493, 290674), (138986, 145337)]