20045484

素因数分解:

$2^2\times 3^2\times {\mathrm{556819}}^1$

素因数の和:556829

約数の個数: 18

約数和(自身を含む): 50670620

約数和(自身を除く): 30625136

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 556819, 1113638, 1670457, 2227276, 3340914, 5011371, 6681828, 10022742, 20045484]

約数ペア:

[(1, 20045484), (2, 10022742), (3, 6681828), (4, 5011371), (6, 3340914), (9, 2227276), (12, 1670457), (18, 1113638), (36, 556819)]