8918468

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{167}}^1$

素因数の和:276

約数の個数: 36

約数和(自身を含む): 17216640

約数和(自身を除く): 8298172

約数列:

[1, 2, 4, 13, 26, 52, 79, 158, 167, 169, 316, 334, 338, 668, 676, 1027, 2054, 2171, 4108, 4342, 8684, 13193, 13351, 26386, 26702, 28223, 52772, 53404, 56446, 112892, 171509, 343018, 686036, 2229617, 4459234, 8918468]

約数ペア:

[(1, 8918468), (2, 4459234), (4, 2229617), (13, 686036), (26, 343018), (52, 171509), (79, 112892), (158, 56446), (167, 53404), (169, 52772), (316, 28223), (334, 26702), (338, 26386), (668, 13351), (676, 13193), (1027, 8684), (2054, 4342), (2171, 4108)]