20646324

素因数分解:

$2^2\times 3^2\times {\mathrm{573509}}^1$

素因数の和:573519

約数の個数: 18

約数和(自身を含む): 52189410

約数和(自身を除く): 31543086

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 573509, 1147018, 1720527, 2294036, 3441054, 5161581, 6882108, 10323162, 20646324]

約数ペア:

[(1, 20646324), (2, 10323162), (3, 6882108), (4, 5161581), (6, 3441054), (9, 2294036), (12, 1720527), (18, 1147018), (36, 573509)]