189720004

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{777541}}^1$

素因数の和:777606

約数の個数: 12

約数和(自身を含む): 337453228

約数和(自身を除く): 147733224

約数列:

[1, 2, 4, 61, 122, 244, 777541, 1555082, 3110164, 47430001, 94860002, 189720004]

約数ペア:

[(1, 189720004), (2, 94860002), (4, 47430001), (61, 3110164), (122, 1555082), (244, 777541)]