208560418

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{211}}^1\times {\mathrm{251}}^1$

素因数の和:654

約数の個数: 32

約数和(自身を含む): 346187520

約数和(自身を除く): 137627102

約数列:

[1, 2, 11, 22, 179, 211, 251, 358, 422, 502, 1969, 2321, 2761, 3938, 4642, 5522, 37769, 44929, 52961, 75538, 89858, 105922, 415459, 494219, 582571, 830918, 988438, 1165142, 9480019, 18960038, 104280209, 208560418]

約数ペア:

[(1, 208560418), (2, 104280209), (11, 18960038), (22, 9480019), (179, 1165142), (211, 988438), (251, 830918), (358, 582571), (422, 494219), (502, 415459), (1969, 105922), (2321, 89858), (2761, 75538), (3938, 52961), (4642, 44929), (5522, 37769)]