20984346

素因数分解:

$2^1\times 3^4\times {\mathrm{129533}}^1$

素因数の和:129547

約数の個数: 20

約数和(自身を含む): 47020842

約数和(自身を除く): 26036496

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 129533, 259066, 388599, 777198, 1165797, 2331594, 3497391, 6994782, 10492173, 20984346]

約数ペア:

[(1, 20984346), (2, 10492173), (3, 6994782), (6, 3497391), (9, 2331594), (18, 1165797), (27, 777198), (54, 388599), (81, 259066), (162, 129533)]