18455798

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{953}}^1$

素因数の和:1399

約数の個数: 16

約数和(自身を含む): 28986336

約数和(自身を除く): 10530538

約数列:

[1, 2, 23, 46, 421, 842, 953, 1906, 9683, 19366, 21919, 43838, 401213, 802426, 9227899, 18455798]

約数ペア:

[(1, 18455798), (2, 9227899), (23, 802426), (46, 401213), (421, 43838), (842, 21919), (953, 19366), (1906, 9683)]