20626636

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{1231}}^1$

素因数の和:1365

約数の個数: 24

約数和(自身を含む): 37255680

約数和(自身を除く): 16629044

約数列:

[1, 2, 4, 59, 71, 118, 142, 236, 284, 1231, 2462, 4189, 4924, 8378, 16756, 72629, 87401, 145258, 174802, 290516, 349604, 5156659, 10313318, 20626636]

約数ペア:

[(1, 20626636), (2, 10313318), (4, 5156659), (59, 349604), (71, 290516), (118, 174802), (142, 145258), (236, 87401), (284, 72629), (1231, 16756), (2462, 8378), (4189, 4924)]