19514902

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{38567}}^1$

素因数の和:38603

約数の個数: 16

約数和(自身を含む): 33322752

約数和(自身を除く): 13807850

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 38567, 77134, 424237, 848474, 887041, 1774082, 9757451, 19514902]

約数ペア:

[(1, 19514902), (2, 9757451), (11, 1774082), (22, 887041), (23, 848474), (46, 424237), (253, 77134), (506, 38567)]