19009538

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{113}}^1\times {\mathrm{233}}^1$

素因数の和:386

約数の個数: 24

約数和(自身を含む): 30490668

約数和(自身を除く): 11481130

約数列:

[1, 2, 19, 38, 113, 226, 233, 361, 466, 722, 2147, 4294, 4427, 8854, 26329, 40793, 52658, 81586, 84113, 168226, 500251, 1000502, 9504769, 19009538]

約数ペア:

[(1, 19009538), (2, 9504769), (19, 1000502), (38, 500251), (113, 168226), (226, 84113), (233, 81586), (361, 52658), (466, 40793), (722, 26329), (2147, 8854), (4294, 4427)]