19268821

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1061}}^1$

素因数の和:1212

約数の個数: 16

約数和(自身を含む): 22837248

約数和(自身を除く): 3568427

約数列:

[1, 11, 13, 127, 143, 1061, 1397, 1651, 11671, 13793, 18161, 134747, 151723, 1482217, 1751711, 19268821]

約数ペア:

[(1, 19268821), (11, 1751711), (13, 1482217), (127, 151723), (143, 134747), (1061, 18161), (1397, 13793), (1651, 11671)]