18618182

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{20641}}^1$

素因数の和:20695

約数の個数: 16

約数和(自身を含む): 31210704

約数和(自身を除く): 12592522

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 20641, 41282, 227051, 454102, 846281, 1692562, 9309091, 18618182]

約数ペア:

[(1, 18618182), (2, 9309091), (11, 1692562), (22, 846281), (41, 454102), (82, 227051), (451, 41282), (902, 20641)]