20379986

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{11161}}^1$

素因数の和:11257

約数の個数: 16

約数和(自身を含む): 33753888

約数和(自身を除く): 13373902

約数列:

[1, 2, 11, 22, 83, 166, 913, 1826, 11161, 22322, 122771, 245542, 926363, 1852726, 10189993, 20379986]

約数ペア:

[(1, 20379986), (2, 10189993), (11, 1852726), (22, 926363), (83, 245542), (166, 122771), (913, 22322), (1826, 11161)]