20504912

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{10091}}^1$

素因数の和:10226

約数の個数: 20

約数和(自身を含む): 40045056

約数和(自身を除く): 19540144

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 10091, 20182, 40364, 80728, 161456, 1281557, 2563114, 5126228, 10252456, 20504912]

約数ペア:

[(1, 20504912), (2, 10252456), (4, 5126228), (8, 2563114), (16, 1281557), (127, 161456), (254, 80728), (508, 40364), (1016, 20182), (2032, 10091)]