20588776

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{197969}}^1$

素因数の和:197988

約数の個数: 16

約数和(自身を含む): 41573700

約数和(自身を除く): 20984924

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 197969, 395938, 791876, 1583752, 2573597, 5147194, 10294388, 20588776]

約数ペア:

[(1, 20588776), (2, 10294388), (4, 5147194), (8, 2573597), (13, 1583752), (26, 791876), (52, 395938), (104, 197969)]