18657626

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{6967}}^1$

素因数の和:7085

約数の個数: 16

約数和(自身を含む): 30436224

約数和(自身を除く): 11778598

約数列:

[1, 2, 13, 26, 103, 206, 1339, 2678, 6967, 13934, 90571, 181142, 717601, 1435202, 9328813, 18657626]

約数ペア:

[(1, 18657626), (2, 9328813), (13, 1435202), (26, 717601), (103, 181142), (206, 90571), (1339, 13934), (2678, 6967)]