19006922

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{78541}}^1$

素因数の和:78565

約数の個数: 12

約数和(自身を含む): 31338258

約数和(自身を除く): 12331336

約数列:

[1, 2, 11, 22, 121, 242, 78541, 157082, 863951, 1727902, 9503461, 19006922]

約数ペア:

[(1, 19006922), (2, 9503461), (11, 1727902), (22, 863951), (121, 157082), (242, 78541)]