20109829502

素因数分解:

$2^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{9149149}}^1$

素因数の和:9149315

約数の個数: 16

約数和(自身を含む): 34693576800

約数和(自身を除く): 14583747298

約数列:

[1, 2, 7, 14, 157, 314, 1099, 2198, 9149149, 18298298, 64044043, 128088086, 1436416393, 2872832786, 10054914751, 20109829502]

約数ペア:

[(1, 20109829502), (2, 10054914751), (7, 2872832786), (14, 1436416393), (157, 128088086), (314, 64044043), (1099, 18298298), (2198, 9149149)]