18639166

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2179}}^1$

素因数の和:2248

約数の個数: 32

約数和(自身を含む): 35159040

約数和(自身を除く): 16519874

約数列:

[1, 2, 7, 13, 14, 26, 47, 91, 94, 182, 329, 611, 658, 1222, 2179, 4277, 4358, 8554, 15253, 28327, 30506, 56654, 102413, 198289, 204826, 396578, 716891, 1331369, 1433782, 2662738, 9319583, 18639166]

約数ペア:

[(1, 18639166), (2, 9319583), (7, 2662738), (13, 1433782), (14, 1331369), (26, 716891), (47, 396578), (91, 204826), (94, 198289), (182, 102413), (329, 56654), (611, 30506), (658, 28327), (1222, 15253), (2179, 8554), (4277, 4358)]