17989142

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1\times {\mathrm{461}}^1$

素因数の和:751

約数の個数: 16

約数和(自身を含む): 27442800

約数和(自身を除く): 9453658

約数列:

[1, 2, 109, 179, 218, 358, 461, 922, 19511, 39022, 50249, 82519, 100498, 165038, 8994571, 17989142]

約数ペア:

[(1, 17989142), (2, 8994571), (109, 165038), (179, 100498), (218, 82519), (358, 50249), (461, 39022), (922, 19511)]