20197573204

素因数分解:

$2^2\times {\mathrm{563}}^1\times {\mathrm{8968727}}^1$

素因数の和:8969294

約数の個数: 12

約数和(自身を含む): 35408538144

約数和(自身を除く): 15210964940

約数列:

[1, 2, 4, 563, 1126, 2252, 8968727, 17937454, 35874908, 5049393301, 10098786602, 20197573204]

約数ペア:

[(1, 20197573204), (2, 10098786602), (4, 5049393301), (563, 35874908), (1126, 17937454), (2252, 8968727)]