20189081

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{1009}}^1$

素因数の和:1144

約数の個数: 16

約数和(自身を含む): 23561280

約数和(自身を除く): 3372199

約数列:

[1, 11, 17, 107, 187, 1009, 1177, 1819, 11099, 17153, 20009, 107963, 188683, 1187593, 1835371, 20189081]

約数ペア:

[(1, 20189081), (11, 1835371), (17, 1187593), (107, 188683), (187, 107963), (1009, 20009), (1177, 17153), (1819, 11099)]