19178254

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1\times {\mathrm{661}}^1$

素因数の和:915

約数の個数: 16

約数和(自身を含む): 29313360

約数和(自身を除く): 10135106

約数列:

[1, 2, 89, 163, 178, 326, 661, 1322, 14507, 29014, 58829, 107743, 117658, 215486, 9589127, 19178254]

約数ペア:

[(1, 19178254), (2, 9589127), (89, 215486), (163, 117658), (178, 107743), (326, 58829), (661, 29014), (1322, 14507)]