20975148

素因数分解:

$2^2\times 3^2\times {\mathrm{582643}}^1$

素因数の和:582653

約数の個数: 18

約数和(自身を含む): 53020604

約数和(自身を除く): 32045456

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 582643, 1165286, 1747929, 2330572, 3495858, 5243787, 6991716, 10487574, 20975148]

約数ペア:

[(1, 20975148), (2, 10487574), (3, 6991716), (4, 5243787), (6, 3495858), (9, 2330572), (12, 1747929), (18, 1165286), (36, 582643)]