20005256884

素因数分解:

$2^2\times {\mathrm{211}}^1\times {\mathrm{1423}}^1\times {\mathrm{16657}}^1$

素因数の和:18295

約数の個数: 24

約数和(自身を含む): 35201952128

約数和(自身を除く): 15196695244

約数列:

[1, 2, 4, 211, 422, 844, 1423, 2846, 5692, 16657, 33314, 66628, 300253, 600506, 1201012, 3514627, 7029254, 14058508, 23702911, 47405822, 94811644, 5001314221, 10002628442, 20005256884]

約数ペア:

[(1, 20005256884), (2, 10002628442), (4, 5001314221), (211, 94811644), (422, 47405822), (844, 23702911), (1423, 14058508), (2846, 7029254), (5692, 3514627), (16657, 1201012), (33314, 600506), (66628, 300253)]