20726628

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{132863}}^1$

素因数の和:132883

約数の個数: 24

約数和(自身を含む): 52082688

約数和(自身を除く): 31356060

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 132863, 265726, 398589, 531452, 797178, 1594356, 1727219, 3454438, 5181657, 6908876, 10363314, 20726628]

約数ペア:

[(1, 20726628), (2, 10363314), (3, 6908876), (4, 5181657), (6, 3454438), (12, 1727219), (13, 1594356), (26, 797178), (39, 531452), (52, 398589), (78, 265726), (156, 132863)]