20558484

素因数分解:

$2^2\times 3^2\times {\mathrm{571069}}^1$

素因数の和:571079

約数の個数: 18

約数和(自身を含む): 51967370

約数和(自身を除く): 31408886

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 571069, 1142138, 1713207, 2284276, 3426414, 5139621, 6852828, 10279242, 20558484]

約数ペア:

[(1, 20558484), (2, 10279242), (3, 6852828), (4, 5139621), (6, 3426414), (9, 2284276), (12, 1713207), (18, 1142138), (36, 571069)]