208545938

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{547}}^1$

素因数の和:774

約数の個数: 32

約数和(自身を含む): 336691200

約数和(自身を除く): 128145262

約数列:

[1, 2, 19, 38, 79, 127, 158, 254, 547, 1094, 1501, 2413, 3002, 4826, 10033, 10393, 20066, 20786, 43213, 69469, 86426, 138938, 190627, 381254, 821047, 1319911, 1642094, 2639822, 5488051, 10976102, 104272969, 208545938]

約数ペア:

[(1, 208545938), (2, 104272969), (19, 10976102), (38, 5488051), (79, 2639822), (127, 1642094), (158, 1319911), (254, 821047), (547, 381254), (1094, 190627), (1501, 138938), (2413, 86426), (3002, 69469), (4826, 43213), (10033, 20786), (10393, 20066)]