19812706

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{22669}}^1$

素因数の和:22713

約数の個数: 16

約数和(自身を含む): 32644800

約数和(自身を除く): 12832094

約数列:

[1, 2, 19, 23, 38, 46, 437, 874, 22669, 45338, 430711, 521387, 861422, 1042774, 9906353, 19812706]

約数ペア:

[(1, 19812706), (2, 9906353), (19, 1042774), (23, 861422), (38, 521387), (46, 430711), (437, 45338), (874, 22669)]