2008208

素因数分解:

$2^4\times {\mathrm{313}}^1\times {\mathrm{401}}^1$

素因数の和:722

約数の個数: 20

約数和(自身を含む): 3913068

約数和(自身を除く): 1904860

約数列:

[1, 2, 4, 8, 16, 313, 401, 626, 802, 1252, 1604, 2504, 3208, 5008, 6416, 125513, 251026, 502052, 1004104, 2008208]

約数ペア:

[(1, 2008208), (2, 1004104), (4, 502052), (8, 251026), (16, 125513), (313, 6416), (401, 5008), (626, 3208), (802, 2504), (1252, 1604)]