20455528

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{54403}}^1$

素因数の和:54456

約数の個数: 16

約数和(自身を含む): 39170880

約数和(自身を除く): 18715352

約数列:

[1, 2, 4, 8, 47, 94, 188, 376, 54403, 108806, 217612, 435224, 2556941, 5113882, 10227764, 20455528]

約数ペア:

[(1, 20455528), (2, 10227764), (4, 5113882), (8, 2556941), (47, 435224), (94, 217612), (188, 108806), (376, 54403)]