19499491

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1181}}^1$

素因数の和:1290

約数の個数: 16

約数和(自身を含む): 22694400

約数和(自身を除く): 3194909

約数列:

[1, 11, 19, 79, 209, 869, 1181, 1501, 12991, 16511, 22439, 93299, 246829, 1026289, 1772681, 19499491]

約数ペア:

[(1, 19499491), (11, 1772681), (19, 1026289), (79, 246829), (209, 93299), (869, 22439), (1181, 16511), (1501, 12991)]