19823774

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{353}}^1\times {\mathrm{653}}^1$

素因数の和:1051

約数の個数: 16

約数和(自身を含む): 30560112

約数和(自身を除く): 10736338

約数列:

[1, 2, 43, 86, 353, 653, 706, 1306, 15179, 28079, 30358, 56158, 230509, 461018, 9911887, 19823774]

約数ペア:

[(1, 19823774), (2, 9911887), (43, 461018), (86, 230509), (353, 56158), (653, 30358), (706, 28079), (1306, 15179)]