18867626

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{5351}}^1$

素因数の和:5437

約数の個数: 16

約数和(自身を含む): 29671488

約数和(自身を除く): 10803862

約数列:

[1, 2, 41, 43, 82, 86, 1763, 3526, 5351, 10702, 219391, 230093, 438782, 460186, 9433813, 18867626]

約数ペア:

[(1, 18867626), (2, 9433813), (41, 460186), (43, 438782), (82, 230093), (86, 219391), (1763, 10702), (3526, 5351)]