26720042

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{6451}}^1$

素因数の和:6581

約数の個数: 16

約数和(自身を含む): 42583200

約数和(自身を除く): 15863158

約数列:

[1, 2, 19, 38, 109, 218, 2071, 4142, 6451, 12902, 122569, 245138, 703159, 1406318, 13360021, 26720042]

約数ペア:

[(1, 26720042), (2, 13360021), (19, 1406318), (38, 703159), (109, 245138), (218, 122569), (2071, 12902), (4142, 6451)]