638034532

素因数分解:

$2^2\times {\mathrm{1427}}^1\times {\mathrm{111779}}^1$

素因数の和:113210

約数の個数: 12

約数和(自身を含む): 1117352880

約数和(自身を除く): 479318348

約数列:

[1, 2, 4, 1427, 2854, 5708, 111779, 223558, 447116, 159508633, 319017266, 638034532]

約数ペア:

[(1, 638034532), (2, 319017266), (4, 159508633), (1427, 447116), (2854, 223558), (5708, 111779)]