17992438

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{1061}}^1$

素因数の和:1263

約数の個数: 16

約数和(自身を含む): 27654480

約数和(自身を除く): 9662042

約数列:

[1, 2, 61, 122, 139, 278, 1061, 2122, 8479, 16958, 64721, 129442, 147479, 294958, 8996219, 17992438]

約数ペア:

[(1, 17992438), (2, 8996219), (61, 294958), (122, 147479), (139, 129442), (278, 64721), (1061, 16958), (2122, 8479)]